P155B
Cruise Control Set/Coast Switch 2 Circuit
P155B is an OBD-II diagnostic trouble code meaning: Cruise Control Set/Coast Switch 2 Circuit. Common causes: cruise control switch malfunction, open or short circuit in the circuit. Estimated repair cost: $6–33.
Symptoms
- Cruise control won't turn on
- Speed setting/reducing functions do not work
- Spontaneous shutdown of cruise control
- Check Engine light comes on
- The error is stored in the ECU memory
Causes
- Cruise control switch malfunction
- Open or short circuit in the circuit
- Poor contact in connectors
- Wiring harness damage
- Cruise control module malfunction
How to Fix
- Check the status of the cruise control switch
- Check the integrity of the circuit and connectors
- Check resistance and voltage in the circuit
- Replace the faulty switch if necessary
- Check the operation of the cruise control module
Related codes
FAQ
What does the P155B code mean?
P155B is an OBD-II diagnostic trouble code that indicates: Cruise Control Set/Coast Switch 2 Circuit
What causes a P155B error code?
The most common causes of P155B include: Cruise control switch malfunction; Open or short circuit in the circuit; Poor contact in connectors; Wiring harness damage.
How do I fix a P155B diagnostic trouble code?
To fix P155B: Check the status of the cruise control switch. Check the integrity of the circuit and connectors. Check resistance and voltage in the circuit. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P155B?
Yes, but get it checked soon
How much does it cost to fix P155B?
The estimated repair cost for P155B is $6–33. Actual cost depends on your vehicle, location, and labor rates.
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