Engine Error
P0600
Serial Communication Link
Severity
High
Symptoms
Multiple warning lights on dash, transmission in limp mode, no start condition
Common Causes
- Dead battery
- Corroded CAN bus connectors
- Failed control module (PCM, ABS, TCM)
- Short circuit in CAN wiring
How to Fix
- 1 Load test battery
- 2 Inspect and clean module connectors
- 3 Perform network scan to isolate dead module
- 4 Repair shorted CAN bus wiring
Estimated Repair Cost
USD
$100
–
$1500
Diagnostics and wiring repair: $150 - $400; Module replacement: $500 - $1,500+