P1630 Traction Control System Malfunction
What does P1630 mean on a Toyota?
P1630 — Traction Control System Malfunction. This Toyota-enhanced code applies to Camry, RAV4, Highlander with TRAC/VSC.
Common causes of P1630
- Wheel speed sensor fault shared with ABS
- Steering angle sensor fault
- Low brake fluid affecting VSC
- Failed skid control ECU
- Low system voltage
How to fix P1630
- Scan the ABS/VSC module for companion codes first
- Check brake fluid level
- Test wheel speed signals
- Verify charging voltage
- Repair the underlying ABS fault