P0858
Traction Control Input Signal Low
P0858 is an OBD-II diagnostic trouble code meaning: Traction Control Input Signal Low. Common causes: open or short circuit in the traction control system circuit, malfunction of wheel speed sensors. Estimated repair cost: $17–89.
Symptoms
- Check engine light is on
- Disabling the traction control system
- Reduced braking performance
- Wheel slipping during acceleration
Causes
- Open or short circuit in the traction control system circuit
- Malfunction of wheel speed sensors
- Problems with the TCS module
- Bad contacts in connectors
- Engine control unit malfunction
How to Fix
- Check the integrity of wiring and connections
- Diagnose wheel speed sensors
- Check TCS module for faults
- Clean connector contacts
- Scan the engine control unit for errors
Related codes
Error P0858 by Vehicle Brand
FAQ
What does the P0858 code mean?
P0858 is an OBD-II diagnostic trouble code that indicates: Traction Control Input Signal Low
What causes a P0858 error code?
The most common causes of P0858 include: Open or short circuit in the traction control system circuit; Malfunction of wheel speed sensors; Problems with the TCS module; Bad contacts in connectors.
How do I fix a P0858 diagnostic trouble code?
To fix P0858: Check the integrity of wiring and connections. Diagnose wheel speed sensors. Check TCS module for faults. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0858?
Limited driving only, diagnose soon
How much does it cost to fix P0858?
The estimated repair cost for P0858 is $17–89. Actual cost depends on your vehicle, location, and labor rates.
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