Spn-876 compressor clutch circuit

SPN-641 9 Engine Variable Geometry Turbocharger Actuator #1 Engine 1 Jun 24, 5:06 PM Jun 24, 5:06 PM Intermittent Closed SPN-876 1 Compressor Clutch Circuit Passenger Operator Climate Control 1 Jun 24, 9:52 AM Jun 24, 9:52 AM Intermittent Closed SPN-523318 7 Passenger Operator Climate Control 1 Jun 18, 12:18 PM Jun 18, 12:18 PM Intermittent Closed SPN-3360 9 Aftertreatment 1 Diesel Exhaust ...

Compressor clutch circuit number 876 dated valid but below. compressor clutch circuit number 876 dated valid but below normal operation range replace the compressor expansion valve and dryer charged it still has code there's another code in it to HVAC temperat ... Have an eng 1 1231 spn fail 9 and fault 1 code.SPN 605 5 Over Pressure. Refrigerant pressure open circuit FCU/ACU/ACU Outside temperature must be above 40ºF, sleeper temperature must be over 60ºF, and cooling must be requested. ... Getting code for SA 25 SPN 876 FMI 1 Compressor Clutch Circuit Passenger-Operator Climate Control #1 Data Valid But Below Normal OperationalAC is ...Since the clutch engages with "help", it's already clear that 12V are being applied to the clutch circuit as expected. -Ed Rico -Ed Rico '97 XJ Sport - New life after engine swap, '93 4.0L w/'97 OBD-II/AW4/NP231/D35(ABS) ... the E-fan is related to the compressor clutch in that the fan is commanded on when the A/C is turned on from the dash ...2010 Freightliner Cascadia with a Detroit DD13 in it. Getting code for SA 25 SPN 876 FMI 1 Compressor Clutch Circuit Passenger-Operator Climate Control #1 Data Valid But Below Normal OperationalAC is … read more76. 21. May 19, 2016. 0. Hey Gents, My AC compressor clutch is not kicking in. I purchased a throw away recharge kit from Walmart, thinking maybe I was low on freon, but not, system fully charged. Checked the fuses in the SAM Chasis inside the cab, also went looking at the relay covers in the engine bay compartment; one on the firewall and ...

SPN-641 9 Engine Variable Geometry Turbocharger Actuator #1 Engine 1 Jun 24, 5:06 PM Jun 24, 5:06 PM Intermittent Closed SPN-876 1 Compressor Clutch Circuit Passenger Operator Climate Control 1 Jun 24, 9:52 AM Jun 24, 9:52 AM Intermittent Closed SPN-523318 7 Passenger Operator Climate Control 1 Jun 18, 12:18 PM Jun 18, 12:18 …Compressor Inlet Temperature Sensor and pin 86 of the 120-pin MCM connector. Refer to section 84.2.1.1. 84.3 SPN 1172/FMI 4 This code is typically sensor or circuit failed low. 84.3.1 Short Circuit Check Check as follows: 1. Turn the ignition OFF. 2. Disconnect the TCI Sensor. 3. Disconnect the 120-pin MCM connector. 4.I have a 2011 Freightliner Cascadia. I have two Fault codes. I had the A/C on today and it never seemed to get cold. Any ideas on where two start. 1. check wiring to ac clutch for broken or frayed wires. check the connector for damaged pins. 2. check all your lights. make sure all your lights work.You can check the fuse of your car's AC compressor if it is working or not by using a multimeter. Turn the engine off first before removing the fuse for the AC compressor. Check if both ends are still electrically connected with a multimeter or other devices. If it is still working, then you can look for other possible causes of your AC ...Jun 26, 2021 · SPN 876 FMI 5 – HVAC Compressor Clutch Engagement Undercurrent. Overview. This fault code sets when an A/C Compressor Clutch or Compressor Clutch Circuit fault is present. Possible Causes. I put a direct power current to the ac and the clutch engages fine. And it started to throw cool air. Turn the ignition ON (key ON, engine OFF). Check for multiple codes. [a] If SPN 1172/FMI 3 or SPN 4192/FMI 3 are also present, go to step 4. [b] If only 1176/3 is present, go to step 13. Turn the ignition switch OFF. Disconnect the MCM 120-pin connector. Inspect the MCM 120-pin connector and 120-pin harness connector for signs of damage, bent ...SPN 647 FMI 5. Engine Fan Clutch Open Circuit. Seems like fan is constantly - Answered by a verified Technician. We use cookies to give you the best possible experience on our website. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them.A refrigerator that freezes can be caused by a number of things, from circuit boards to a temperature control thermostat. The thermostat is the part of the refrigerator that passes...

Very simply, the AC has 2 circuits. Circuit #1 operates the AC relay. Circuit #2 operate the clutch. Circuit #1, place your finger on the relay as someone turn the AC button on and off. If you feel the relay operate that circuit is ok Circuit #2, the relay contacts close a circuit to the AC clutch coil. If circuit 1 seems ok, look at #2.Looking for a/c compressor electrical circuit diagram on 12'. Looking for a/c compressor electrical circuit diagram on 12' Freightliner CascadiaVin # 1FUJGHDV2CLBE0887A/c not blowing and have spn # 522006 code for a/c compressor clutch voltage above ormal or shorted to high. Answered in 2 hours by:CODES: Fault Code: 281 PID(P), SID(S): S126 SPN: 1347 FMI: 7 Lamp: YELLOW SRT: REASON: Fuel Pump Pressurizing Assembly 1 - Mechanical System Not Responding Properly or Out of Adjustment. EFFECT: Engine will NOT run or possible low power. Circuit Description: The fuel pump contains two barrel and plunger assemblies; each barrel and plunger assembly utilizes an inlet and outlet check valve.A hot clutch is a sign of a slipping clutch. If the compressor clutch is not engaged, the clutch may be bad, there could be an electrical problem in the circuit, or the system could have developed unusually low pressure, potentially because of a leak. Your repair manual can tell you how to check for power or voltage to the clutch.

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Have a 2016 pro star sleeper with Cummins ISX 15 in it. The AC does not blow cold. It's throwing me and A/C code SPN 2609 Fmi 15 and a spn 520211 fmi 7 code. I gave the compressor 12v and it kicked on for about 15 seconds and then the compressor clutch got stuck and started smoking. Already have a new compressor and am getting ready to ...Getting code for SA 25 SPN 876 FMI 1. Compressor Clutch Circuit. Passenger-Operator Climate Control #1. Data Valid But Below Normal OperationalAC is …2012 kenworth t680 Hvac - A/C clutch control circuit wiring diagram - Answered by a verified Technician ... And show this code Spn 876 fmi 5 ... 2016 kenworth t370 Vin ***** A/c compressor not. 2016 kenworth t370 Vin *****A/c compressor not getting 12 volts to engage a/c clutch. A/c low and high ...If the technician can replace the clutch assembly without removing the compressor AND the clutch assembly is available as a separate component, the job usually takes around 1-hr. A complete compressor clutch costs about $150. However, if the compressor must be removed to access the clutch, the compressor clutch replacement cost goes up ...

That fault SA 25 spn 876 is for your compressor clutch. The clutch on your AC compressor has a return voltage too low. I recommend either replacing the clutch or the whole AC compressor. Sometimes the wire harness will cause the low voltage, but it is more common to have the clutch burn out behind the locking plate on those Cascadia trucks.Compressor Clutch Circuit: Conditions: No Ground to Relay Control: Message Closed w/FIX. Vehicle Data 2004 Honda Civic Hybrid. VIN: JHMES96634 : Engine: 1.3 L / 4 cyl / ELECTRIC/GAS: Trans: 4-speed Automatic (Electronic) Delivery: FI: Affected: Compressor Clutch Circuit: Conditions: No Ground to Relay Control:3. remove clips that hold splash shield in place and pull out of the way. 5.take a 10 or 12mm socket and remove the center nut on compressor pulley. slide out clutch and be sure not to lose the spacers. 11. put pulley back on it might take gental taps to get on but it will go. reinstall snap ring for pulley.Eaton Fuller Advantage (2017) Fault Code: 27 PID: SPN: 522 FMI: 7 Clutch Disengagement: Mechanical System Not Responding. ... P0847 Transmission Pressure Switch Solenoid D Circuit Stuck Closed 1000 & 2000 Gen 4 $ 50.00. Rated 0 out of 5. Allison 1000 & 2000 Gen 4 Fault Codes: P0870 Transmission Pressure Switch Solenoid E Circuit ...How long does a clutch last? Visit HowStuffWorks to learn how long a clutch lasts. Advertisement Clutches wear out. In fact, it's common for a clutch to be replaced before a car re...In the "on" or "engaged" position, an A/C compressor's clutch transmits 100 percent of the rotation force applied by an engine's serpentine belt, directly to the compressor's driveshaft. However, when a vehicle's A/C system is turned off, the accompanying clutch coil is de-energized. In turn, the A/C system clutch disengages.2010 Freightliner Cascadia with a Detroit DD13 in it. Getting code for SA 25 SPN 876 FMI 1 Compressor Clutch Circuit Passenger-Operator Climate Control #1 Data Valid But Below Normal OperationalAC is … read moreGo to “Fault Codes”. Select “Clear All Faults”. Operate vehicle and attempt to reset the fault code or duplicate the previous complaint. Check for fault codes using ServiceRanger. If no fault codes set and the vehicle operates properly, test complete. If Fault Code 760 sets Active during operation, Go to Step A.If the technician can replace the clutch assembly without removing the compressor AND the clutch assembly is available as a separate component, the job usually takes around 1-hr. A complete compressor clutch costs about $150. However, if the compressor must be removed to access the clutch, the compressor clutch …876 Compressor Clutch Circuit: 1 Low-most severe: 126 Previous: 25 Passenger-Operator Climate Control #1: 1,548 HVAC Duct Temperature: 4 Voltage Below Normal: 8 Active: 33 Body Controller: 521,920 Manufacturer Assignable SPN: 5 Current Below Normal: 5 Active: 71 Chassis Controller #1: 520,919 Manufacturer Assignable SPN: 5 …SPN-613 14 System Diagnostic Code #3. 2006 International 4300 - Answered by a verified Technician ... 613 14 1 5 N/A HVAC Control Head diagnostic circuit loss of communication with the ESC. Open circuit, short to ground or shorted high. ... 613 14 1 12 N/A AC service now - rapid cycling The compressor clutch is cycling faster than once every 15 ...If the clutch is not engaging AND you have an adequate charge (145 psi on the low side without the AC running sounds to be in the ballpark), then there is something wrong in the compressor clutch circuit. 2006 Touring. jarrald. 91 posts · Joined 2007. #3 · Jun 7, 2010. (1) STOP adding refrigerant! if you add too much you'll harm your compressor.

A/C AC Compressor W/Clutch For Freightliner Argosy B2 Business Class M2 Cascadia (Fits: Freightliner Cascadia) Brand New. $97.19. Was: $107.99. Free shipping. or Best Offer. A/C Compressor fits Freightliner Cascadia, Century Class, Columbia, Coronado.. (Fits: Freightliner Cascadia) USA SELLER - ITEMS SHIPPED WITHIN 24HRS.

The HEVAC sends it's power via the connector you have found in the footwell to the fusebox where it operates Relay 3. Power from F27 is on one switch pin of this relay so when the relay is operated power flows to the Trinary switch and out to the compressor. Check that the relay is fitted and operating.3)Open circuit in the accelerator signal, supply, or return wire in the harness or connectors. Note: The three wires in the accelerator position sensor circuit must be twisted together. Possible repairs: 1)Replace the accelerator pedal. 2)The removal and installation of the connector may correct the problem. 3)Repair or replace the OEM harness.C. Cino Discussion starter. 8 posts · Joined 2010. #13 · Jan 4, 2010 (Edited) talked to the closest Dealer... a/c compressor $850 total (+8% tax = +$68) timing belt $475 total (+ 8% tax = +$38) + PERHAPS some goodwill from KIA to the compressor but that could be 10% & they sorta make go thru hoops.Code P0647 Description. When the Air Conditioning (A/C) switch is pressed, the Heating, Ventilation, and Air Conditioning (HVAC) control module sends an A/C request message to the Engine Control Module via serial data.The ECM then grounds the A/C compressor clutch relay coil control circuit, closing the relay contacts. The closed relay contacts provide voltage to the compressor clutch causing ...876 Compressor Clutch Circuit: 1 Low-most severe: 126 Previous: 25 Passenger-Operator Climate Control #1: 1,548 HVAC Duct Temperature: 4 Voltage Below Normal: 8 Active: 33 Body Controller: 521,920 Manufacturer Assignable SPN: 5 Current Below Normal: 5 Active: 71 Chassis Controller #1: 520,919 Manufacturer Assignable SPN: 5 …There are a few other codes that I cant find in the book. 000876 Climate control Compressor Clutch, 000639 Climate Control, 521908 Body controller, Current below normal or open circuit. 520918 Chassis Controller, Below normal or open current. 000168 Engine #2 Electrical, data valid, but above normal. ... Getting code for SA 25 …951. a/c compressor clutch amp draw. Ever since I've had my '86 951, circuit 17 (heating 7.5 amps) blew whenever I turned the a/c on by pressing the little snowflake on the climate control unit. Whenever I swapped dashes in October, I found a good deal on another climate control unit in better shape than mine, so I swapped it in.Series 60 - SPN 2629/FMI 20 - TURBO COMPRESSOR OUT TEMP HIGH OR LOW. This condition is typically temperature too high from the turbo outlet. 91.3.1 Turbocharger Check ... Disconnect the Turbo Compressor Out Temperature Sensor. [a] Inspect the connectors for damage, corrosion, spread or bent pins. Repair as necessary. Refer to section 91.3.1.1.Bad AC compressor clutch symptoms include a lack of cooling and noise coming from the engine among others. To fix the issue, check the wiring, fuses, and ground before turning to the clutch itself. The cost of a replacement clutch ranges between $200 and $400. In this blog post, we will discuss 10 bad AC compressor clutch symptoms.

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Low side should be around 35 and high over 200. Make sure you use the correct refrigerant. Make sure the compressor clutch is engaging. The part with the pulley and belt always turns. The clutch is between the pulley and compressor. Given your pressures being about the same it sounds like the compressor clutch is not engaging.HVAC 025 SPN000876 Clutch Cir 11 N SAMCAB 033 SPN521014 - Answered by a verified Technician. We use cookies to give you the best possible experience on our website. ... My Freightliner is making a loud high pitch whining noise. I show SPN-876 1 Compressor Clutch Circuit ...Resistance Test: Perform an A/C clutch coil resistance test with an Ohmmeter. Typically, a clutch coil should be between 2 and 5 Ohms, and any reading below 2 Ohms or over 5 Ohms indicates a bad coil. A reading of 0.00 indicates that there is a shortage in the windings. A reading of O.L. or infinity indicates an opening in the windings.SPN 516497 12 126 Active Advanced Emergency Braking System J1939 Advanced Emergency Braking System 2 (AEBS2) ... short to battery or open circuit SPN 1548 5 58 Inactive HVAC-Front Control Unit FCI - voltage below normal SPN 158 4 1 ... Inactive HVAC-Front Control Unit A/C Clutch - protection mode (voltage too low) SPN 876 1 30 Pending Motor ...Fault codes and warning lights for International trucks ProStar & LCFWhat are the Symptoms of A/C Clutch Failure? The pulley may become frozen on the compressor. A loud belt squealing noise is often heard when this symptom is present. The pulley may feel loose, crunchy, or gritty after removing the belt and turning it by hand. The A/C compressor clutch fails to engage the compressor when the A/C is activated.876 Compressor Clutch Circuit: 1 Low-most severe: 126 Previous: 25 Passenger-Operator Climate Control #1: 1,548 HVAC Duct Temperature: 4 Voltage Below Normal: 8 Active: 33 Body Controller: 521,920 Manufacturer Assignable SPN: 5 Current Below Normal: 5 Active: 71 Chassis Controller #1: 520,919 Manufacturer Assignable SPN: 5 …If voltage is missing troubleshoot loss of HVAC power source (supplied by sleeper relay 5001). Check J1939 body datalink voltage at the Rear HVAC controller harness connector 5210 pins 15 and 16. The ignition switch must be ON. Measure DC voltage at pin 15 (J1939+) voltage should be approx. 2.6 volts. ….

That fault SA 25 spn 876 is for your compressor clutch. The clutch on your AC compressor has a return voltage too low. I recommend either replacing the clutch or the whole AC compressor. Sometimes the wire harness will cause the low voltage, but it is more common to have the clutch burn out behind the locking plate on those Cascadia trucks.The compressor magnetic coil wiring can be defective. You can check it by testing continuity between the two ends of the coil. If the circuit is open, then the coil wiring is cut somewhere. You will need to get the magnetic coil replaced, which in most cases would be cheaper than having it repaired. The compressor clutch could be slipping.Now, start your car, turn on the AC, and observe the gauge readings. For most systems, a normal low-side reading will fall between 25 and 40 psi, while the high-side will range from 200 to 350 psi. If the readings are significantly higher, it may indicate an overcharge.Off and on power to AC compressor. 2011 freightliner cascadia dd13. Everything is brand new - Answered by a verified Technician. ... Getting code for SA 25 SPN 876 FMI 1 Compressor Clutch Circuit Passenger-Operator Climate Control #1 Data Valid But Below Normal OperationalAC is ...P0740 is one of the most common transmission trouble codes. It means that the Odyssey 's computer has detected that there is an issue with the torque converter clutch (TCC) solenoid circuit. The TCC "locks" the drivetrain, which allows for a true mechanical connection between the transmission and the engine. In effect, this allows an ...Go to “Fault Codes”. Select “Clear All Faults”. Operate vehicle and attempt to reset the fault code or duplicate the previous complaint. Check for fault codes using ServiceRanger. If no fault codes set and the vehicle operates properly, test complete. If Fault Code 760 sets Active during operation, Go to Step A.Hello, I'm having a issue my freightliner cascadia(###) ###-####keep throwing code than turns off the are spn 876 fml 11 and spn 4765. ... compressor clutch circuit number 876 dated valid but below normal operation range replace the compressor expansion valve and dryer charged it still has code there's another code in it to HVAC …Your truck is using R-134 for the A/C system. It uses a High Pressure Cut-out switch. It is electrically in series with the power and the low pressure/clutch cycling switch. My EVTM shows it located near the compressor. It should be attached to the high pressure line coming out of the compressor. Spn-876 compressor clutch circuit, The compressor clutch is a small, circular device positioned on the front of the compressor that is normally about the size of a silver dollar. When the compressor belt is taken off, the front of the compressor can be seen, where a single bolt or snap ring typically holds it in place. The clutch engages and starts spinning when the air ..., What are SPN and FMI codes? FMIs are used in conjunction with SPNs to provide specific information that pertains to a Diagnostic Trouble Code (DTC). ... 6 Circuit Freon Compressor Control CLUTCH CIRCUIT Clutch Cir 7 Air Conditioner Radiator Thermostat Circuit Tstat Cir MID 219 VORAD Radar Subsystem Codes. 1 Front Antenna 2 …, Northridge, CA. 0. cab 33 spn 522006 fault 5 means : A/C Compress or clutch -Current below normal, or open circuit / conn X19, pin 6 / No load is connected. Possible Causes. 1. The wiring harness to the connected load is open. 2. The connected load is not functioning properly., Circuit Description The air conditioner clutch solenoid is a device used by the electronic control module (ECM) to control the air conditioner by sending a. Skip to content. whatsapp +51955515985; [email protected]; 24/7 Customer Support; Facebook-f ..., Summary of Contents for freightliner MT45 2019. Page 1 Service Manual 2019 Morgan Olson Body 2019 Freightliner MT45 Chassis DRAFT 1.800.233.4823 WWW.MORGANOLSON.COM... Page 2 NOTE: USE ONLY GENUINE MORGAN OLSON PARTS USE OF NON OEM PARTS MAY VOID YOUR WARRANTY AND/OR VIOLATE …, 2012 Kenworth T-660 w/cummins isx 12 , 2 cylinder wapco air compressor for prior fuel tanker trailer, now just pulling containers and do not need as large of a compressor, can I replace with a differn … read more, 2010 Freightliner Cascadia with a Detroit DD13 in it. Getting code for SA 25 SPN 876 FMI 1 Compressor Clutch Circuit Passenger-Operator Climate Control #1 Data Valid But Below Normal OperationalAC is … read more , Fan Clutch Circuit Operation. Fan Clutch Pin-Point Diagnostics. ... Integrated Circuit (IC). The IC has three Hall effect position sensors to monitor valve movement. ... Air compressor (optional) Unfiltered oil gallery 16. Oil pan assembly EGES-270-1 Read all safety instructions in the "Safety Information" section of this manual before doing ..., SPN 1231/FMI 9 - EPA10 - GHG14 Aftertreatment Control Module Message Not Received or Has Stopped Arriving. ... compressor clutch circuit number 876 dated valid but below normal operation range replace the compressor expansion valve and dryer charged it still has code there's another code in it to HVAC temperat ..., SPN 641 FMI 13. The corresponding Cummins code for this fault code is 2449 and all it says is- "Engine Variable Geometry Turbocharger Actuator #1" and "VGT Actuator Controller - Out of Calibration". The different action for this code is that the red warning light will be triggered., PACCAR PX-9 CM2350 (2013-17) Fault Code:3634 PID: SPN:5484 FMI:4 Engine Fan Clutch 2 Control Circuit - Voltage Below Normal or Shorted to Low Source DTC TRUCKS Rated 0 out of 5, Hello, I'm having a issue my freightliner cascadia(###) ###-####keep throwing code than turns off the are spn 876 fml 11 and spn 4765. ... compressor clutch circuit number 876 dated valid but below normal operation range replace the compressor expansion valve and dryer charged it still has code there's another code in it to HVAC temperat ..., DiagnosticLink users: Please update the troubleshooting guides in DiagnosticLink with this newest version. To update the tool troubleshooting guide, open DiagnosticLink and from …, Compressor clutch circuit number 876 dated valid but below compressor clutch circuit number 876 dated valid but below normal operation range replace the compressor expansion valve and dryer charged it still has code there's another code in it to HVAC temperat …, I have a 2009 freightliner Cascadia that the ac compressor won't come on . the compressor and clutch is new and system is full of Freon . there 4 active codes . sid 254 fmi 5 ,spn 522010 fmi 2 , sid 2 … read more, Can Someone Send Me An A C Compressor Control Wiring Diagram For 2012 Express Van Ls1tech Camaro And Firebird Forum Discussion. Want To Know If You Can Give Me A Wiring Diagram From The Ac Relay Aculator And Compressor For 1993 Gmc. Electric Motor Capacitor Test Procedures. Ac compressor not ening gm truck club …, Hello, I'm having a issue my freightliner cascadia(###) ###-####keep throwing code than turns off the are spn 876 fml 11 and spn 4765. ... compressor clutch circuit number 876 dated valid but below normal operation range replace the compressor expansion valve and dryer charged it still has code there's another code in it to HVAC temperat ..., Bad AC compressor clutch symptoms include a lack of cooling and noise coming from the engine among others. To fix the issue, check the wiring, fuses, and ground before turning to the clutch itself. The cost of a replacement clutch ranges between $200 and $400. In this blog post, we will discuss 10 bad AC compressor clutch symptoms., History of Electrical Circuits - The history of electrical circuits can be traced back to early investigations of static electricity. Learn more about the history of electrical cir..., One of the reasons why compressors do not engage is because of a low pressure lockout, a poor ground, a bad clutch coil, an opening in the wire to the clutch coil, or simply a blown fuse. There are several ways A/C compressor clutches receive power. One, the relay can be operated by the PCM (the PCM interprets the condition of the low and high ..., Circuit Description The air conditioner clutch solenoid is a device used by the electronic control module (ECM) to control the air conditioner by sending a All Categories All Products, Secondly, it can hint at sliding in your compressor clutch. This issue may result from a bearing failure or lack of a power source. Based on the situation, change your bearing and fix or change the battery if needed. Broken Compressor Clutch Relay. A relay enables modest current circuits to switch huge currents., There's no relay for the A/C, the A/C solenoid is in the compressor and controlled by the PCM. Not sure if this will work with a Patriot, but on AC's that I've worked on in the past where the clutch wouldn't engage, I'd put in a can of freon by holding it upside down. That would usually give it enough charge to engage the compressor., Circuit Description The air conditioner clutch solenoid is a device used by the electronic control module (ECM) to control the air conditioner by sending a All Categories All Products, The SAM Cab will turn on the compressor when it sees the proper signal from the pressure switch. Roy. roybelding. ... Can someone send me fuse location along with diagram for ac clutch circuit. ... ###-####keep throwing code than turns off the are spn 876 fml 11 and spn 4765., Circuit Basics - Circuit basics is the idea that a circuit acts as a path for electrical currents to flow through. Learn more about other circuit basics in this section. Advertisem..., HVAC Compressor Clutch Circuit How to test and diagnose the A/C compressor clutch circuit. Explains the HVAC electro-magnetic clutch circuitry, how it is connected to the ECM, what controls it and ..., , 2018 Freightliner CASCADIA VIN# 1FUJGLDR3JLJK3245 Stock# DKFJK3245 Date Performed 12/6/2023; 4, The J1939 description is - Engine Turbocharger 1 Compressor Intake Temperature. The Cummins description is a bit longer. It says: "Turbocharger 1 Compressor Intake Temperature Circuit - Voltage above normal, or shorted to high source" That is basically the same as the official SPN fault code list., SPN: XXXX FMI: XX. Active. OC: XXX SA: XXX. SPN: XXXX FMI: XXPreviously Active. ... 33 876 Compressor Clutch Circuit 5 HVAC Compressor ClutchEngagement Undercurrent. Open in HVAC AC Compressor ClutchCircuit. 1603-C BC_RCD_AC_Comp_Clutch _Cmd. 33 876 Compressor Clutch Circuit 6 HVAC Compressor Clutch., Method 2: Jump-start the clutch. The process is a bit different for older cars that are not compatible with the R134a type. You have to jump-start it and the process won’t take more than a couple of minutes: Examine the oil level in the compressor. Add oil if the level is below the normal point., 2/17/2015- Updated troubleshooting information for DTC SPN 2609 FMI 15 3/17/2015 - Updated Formatting ... Switched_5V_Sense_Raw_Signal 1602‐E610791 5 volt sensor supply below normalShort Circuit From 1602_E6 to 6201_C ... the compressor is cycled OFF for 9 seconds and ON for 1 second. This parameter is the OFF time