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(P0600) IC/HVAC CAN MESSAGE MISSING (CONTINUED) When Monitored and Set Condition • When Monitored: IC CAN-ID received at least once and CAN BUS Circuit DTC is not active. • Set Condition: CAN message received from the Instrument Cluster is missing or the IC reports over the CAN POSSIBLE CAUSES CAN BUS CIRCUIT DTC PRESENT INSTRUMENT CLUSTER DTC PRESENT A/C HEATER CONTROL MODULE DTC PRESENT CAN C BUS CIRCUIT OPEN SERIAL COMMUNICATION CIRCUIT OPEN A/C HEATER CONTROL MODULE INSTRUMENT CLUSTER For a complete Transmission Control Module Circuit Diagram, (Refer to 21 - TRANSMISSION/TRANSAXLE/AUTO- For a complete CAN BUS Circuit Diagram, (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - Diagnostic Test 1. PRE-DIAGNOSTIC CHECK OUT Note: Low fluid level can be the cause of many transmission Note: Always perform diagnostics with a fully charged battery to T , read Engine DTCs. Check and repair all engine DTCs prior to performing transmission symptom diagnostics. With the DRB III T , read and record all Transmission DTCs. Note: Check connectors – Clean/Repair as necessary. Poor pin to Repair as necessary. Most DTCs set on startup but some must be set by driving the vehicle such that all diagnostic monitors have run. Note: Check for any Technical Service Bulletins that may apply. Perform this procedure prior to Symptom diagnosis. Continue Go To 2 ZH NAG1 - ELECTRICAL DIAGNOSTICS 21 - 61 |