CAN communication is circuit, consists of CAN low line, CAN high line and two resister, installed in Cluster and ECM/PCM, to communicate with each control module(ECM/PCM, MDPS, TPMS, ABS).
DTC C1616 is set when EPS(MDPS=Motor Driving Power Steering) CM detects CAN communication error.
Item | Detecting Condition | Possible cause |
DTC Strategy |
•
CAN Signal Check | 1. Poor connection 2. Power supply to each Module 3. Open or short in CAN communication line 4. Open or short in EPS(MDPS) communication line 5. 120Ω register(IPM) 6. ECM/PCM |
Enable Conditions |
•
IG ON | |
Threshold value |
•
Failure on CAN communication line for more than 0.8 sec. |
