P1676
ABS/TCS Control Module Communication Malfunction
Severity
🔴 HighCan you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–278 (est.)
Symptoms
- The ABS indicator on the dashboard is on
- The TCS indicator on the dashboard is on
- Disabling ABS and TCS functions
- Unstable operation of the stabilization system
- Errors in other related systems
Causes
- Broken or damaged wires between modules
- Poor contact in connectors
- ABS module malfunction
- TCS module malfunction
- Problems with module power supply
How to Fix
- Check the integrity of the wiring harness between the modules
- Clean and check contacts in connectors
- Check power and ground of modules
- Scan ABS and TCS modules for errors
- If necessary, replace the faulty module