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Fault code 1312: Diagnosis/troubleshooting

NOTE: If there is no incoming signal/message via the CAN drive when using several control units, the CAN drive must be checked for open or short circuits. Refer to 'CHECKING INSTRUCTIONS/CAN DATA BUS '.
DIAGNOSIS TROUBLESHOOTING PROCEDURE

Work instruction Display OK If not OK
1 Check DEM control module plug connection for proper contact Go to Step 2 Push plug properly onto DME control module.
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2 CHECKING INSTRUCTIONS/CAN DATA BUS . โ†’ End