DIAGNOSTIC TROUBLE CODES: TRANSFER
Contents
1. 2 Ahard DTC will clear once the vehicle has run through one hundred 100 start cycles and detects no faults 3 To clear the DTC manually you will need a vehicle diagnostic scanner Scan tool Once the DTC has been erased go back into the vehicle system and verify that the DTC has been erased and that the system is performing properly Disclaimer Even though every attempt is made to ensure this information is complete and accurate it is impossible to account for all possible circumstances or situations Please consult with a qualified auto technician before attempting to perform any work you are not qualified to do Automobiles can be hazardous to work on be sure to take all necessary safety precautions Failure to do so may result in property damage or personal injury Certain motor vehicle standards and performance requirements may apply to your motor vehicle such as Federal Motor Vehicle Safety Standards by the National Highway Traffic Safety Administration Be sure that your work is performed in accordance with such standards and that you do not disable any motor vehicle safety feature 2012 Dorman Products Inc No reproductions in whole or in part without prior written approval Os 600 907 D AGNOSTIC TROUBLE CODES TRANSFER CASE MOTOR ATTENTION Refer to the appropriate shop manual for your vehicle to obtain specific service procedures for this part If you do not have a service manual or lack the skill to install this part it2. is recommended that you seek the services of a qualified technician Pay special attention to all cautions and warnings included in the shop manual Read and follow all instructions carefully DTC C0327 Description DTC C0327 will be set when the Transfer Case Control Module TCCM receives both high and low voltage on the encoder channel circuits What causes DTC C0310 DTC C0310 will set when the Transfer Case Control Module TCCM detects a variation in voltage from an encoder circuit The encoder circuit is telling the TCCM what position gear the Transfer case is in If the Transfer case is in a predetermined position gear and returns the incorrect value voltage the TCCM will set DTC C0327 A faulty transfer case shift shaft can cause DTC C0327 Be sure to check the lateral and vertical movement of the transfer case shift shaft How to access the diagnostic trouble code DTC Once there has been a DTC set the vehicle will either set a Service 4WD light or the lights on the 4x4 switch will flash and or stay lit To access the DTCs you will need to hook up a vehicle diagnostic scanner utilizing the service port under the driver side portion of the dash Disclaimer Even though every attempt is made to ensure this information is complete and accurate it is impossible to account for all possible circumstances or situations Please consult with a qualified auto technician before attempting to perform any work
3. Os 600 907 D AGNOSTIC TROUBLE CODES TRANSFER CASE MOTOR ATTENTION Refer to the appropriate shop manual for your vehicle to obtain specific service procedures for this part If you do not have a service manual or lack the skill to install this part it is recommended that you seek the services of a qualified technician Pay special attention to all cautions and warnings included in the shop manual Read and follow all instructions carefully 2002 01 Silverado Sierra 1500 2500 3500 Pickup DTC C0308 Description DTC C0308 will be set when the Transfer Case Control Module TCCM determines a short to ground in motor control circuit A or B What causes DTC C0308 DTC C0308 will set when the Transfer Case Control Module detects a variation in supply voltage going to both the Motor Control Circuit A or B DTC C0308 will also activate if the feedback voltage is excessively low on Motor Control Circuits A or B Once DTC C0308 has been activated all of the 4WD shifter will be inoperative and will cause the SERVICE 4WD light to turn on How to access the diagnostic trouble code DTC Once there has been a DTC set the vehicle will either set a Service 4WD light or the lights on the 4x4 switch will flash and or stay lit To access the DTCs you will need to hook up a vehicle diagnostic scanner utilizing the service port under the driver side portion of the dash Disclaimer Even though every attempt is made to ensure thi
4. fer Case Control Module TCCM will clear the DTC once the initial problem has been fixed 2 A hard DTC will clear once the vehicle has run through one hundred 100 start cycles and detects no faults 3 To clear the DTC manually you will need a vehicle diagnostic scanner Scan tool Once the DTC has been erased go back into the vehicle system and verify that the DTC has been erased and that the system is performing properly Disclaimer Even though every attempt is made to ensure this information is complete and accurate it is impossible to account for all possible circumstances or situations Please consult with a qualified auto technician before attempting to perform any work you are not qualified to do Automobiles can be hazardous to work on be sure to take all necessary safety precautions Failure to do so may result in property damage or personal injury Certain motor vehicle standards and performance requirements may apply to your motor vehicle such as Federal Motor Vehicle Safety Standards by the National Highway Traffic Safety Administration Be sure that your work is performed in accordance with such standards and that you do not disable any motor vehicle safety feature 2012 Dorman Products Inc No reproductions in whole or in part without prior written approval A 600 907 DANETICTROBLECOES TRANSFER CASEMOTOR ATTENTION Refer to the appropriate shop manual for your vehicle to obtain specific service procedures for this pa
5. rt If you do not have a service manual or lack the skill to install this part it is recommended that you seek the services of a qualified technician Pay special attention to all cautions and warnings included in the shop manual Read and follow all instructions carefully DTC C0310 Description DTC C0310 will be set when the Transfer Case Control Module TCCM determines an open circuit in motor control A or B or an open motor circuit What causes DTC C0310 DTC C0310 will set when the Transfer Case Control Module detects a variation in voltage going to both the Motor Control Circuit A or B When the module is calling for a low voltage value and there is a high voltage return DTC C0310 will be activated turning on the Service 4WD light and disabling the shifting feature of the transfer case motor How to access the diagnostic trouble code DTC Once there has been a DTC set the vehicle will either set a Service 4WD light or the lights on the 4x4 switch will flash and or stay lit To access the DTCs you will need to hook up a vehicle diagnostic scanner utilizing the service port under the driver side portion of the dash When to clear a DTC The diagnostic trouble code DTC should only be erased once the voltage concern has been corrected or the mechanical problem has been addressed How to clear a DTC 1 The Transfer Case Control Module TCCM will clear the DTC once the initial problem has been fixed
6. s information is complete and accurate it is impossible to account for all possible circumstances or situations Please consult with a qualified auto technician before attempting to perform any work you are not qualified to do Automobiles can be hazardous to work on be sure to take all necessary safety precautions Failure to do so may result in property damage or personal injury Certain motor vehicle standards and performance requirements may apply to your motor vehicle such as Federal Motor Vehicle Safety Standards by the National Highway Traffic Safety Administration Be sure that your work is performed in accordance with such standards and that you do not disable any motor vehicle safety feature 2012 Dorman Products Inc No reproductions in whole or in part without prior written approval 600 907 DIAGNOSTIC TROUBLE CODES TRANSFER CASEMOTOR ATTENTION Refer to the appropriate shop manual for your vehicle to obtain specific service procedures for this part If you do not have a service manual or lack the skill to install this part it is recommended that you seek the services of a qualified technician Pay special attention to all cautions and warnings included in the shop manual Read and follow all instructions carefully When to clear a DTC The diagnostic trouble code DTC should only be erased once the voltage concern has been corrected or the mechanical problem has been addressed How to clear a DTC 1 The Trans
7. ults 3 To clear the DTC manually you will need a vehicle diagnostic scanner Scan tool Once the DTC has been erased go back into the vehicle system and verify that the DTC has been erased and that the system is performing properly Disclaimer Even though every attempt is made to ensure this information is complete and accurate it is impossible to account for all possible circumstances or situations Please consult with a qualified auto technician before attempting to perform any work you are not qualified to do Automobiles can be hazardous to work on be sure to take all necessary safety precautions Failure to do so may result in property damage or personal injury Certain motor vehicle standards and performance requirements may apply to your motor vehicle such as Federal Motor Vehicle Safety Standards by the National Highway Traffic Safety Administration Be sure that your work is performed in accordance with such standards and that you do not disable any motor vehicle safety feature 2012 Dorman Products Inc No reproductions in whole or in part without prior written approval
8. you are not qualified to do Automobiles can be hazardous to work on be sure to take all necessary safety precautions Failure to do so may result in property damage or personal injury Certain motor vehicle standards and performance requirements may apply to your motor vehicle such as Federal Motor Vehicle Safety Standards by the National Highway Traffic Safety Administration Be sure that your work is performed in accordance with such standards and that you do not disable any motor vehicle safety feature 2012 Dorman Products Inc No reproductions in whole or in part without prior written approval 600 907 DIAGNOSTIC TROUBLE CODES TRANSFER CASEMOTOR ATTENTION Refer to the appropriate shop manual for your vehicle to obtain specific service procedures for this part If you do not have a service manual or lack the skill to install this part it is recommended that you seek the services of a qualified technician Pay special attention to all cautions and warnings included in the shop manual Read and follow all instructions carefully When to clear a DTC The diagnostic trouble code DTC should only be erased once the voltage concern has been corrected or the mechanical problem has been addressed How to clear a DTC 1 The Transfer Case Control Module TCCM will clear the DTC once the initial problem has been fixed 2 A hard DTC will clear once the vehicle has run through one hundred 100 start cycles and detects no fa
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