P1566
Speed Control Command Switch Out of Range Low
P1566 is an OBD-II diagnostic trouble code meaning: Speed Control Command Switch Out of Range Low. Common causes: cruise control switch malfunction, open or short circuit in switch circuit. Estimated repair cost: $17–56.
Symptoms
- Cruise control doesn't work
- Check Engine light comes on
- The cruise control system turns off spontaneously
- Vehicle does not maintain set speed
Causes
- Cruise control switch malfunction
- Open or short circuit in switch circuit
- Poor contact in cruise control system connectors
- Problems with the steering column wiring harness
- Cruise control module malfunction
How to Fix
- Check the cruise control switch for mechanical damage
- Check the continuity of the switch circuit
- Inspect and clean the contacts in the system connectors
- Check switch resistance to specifications
- If necessary, replace the cruise control switch
Related codes
Error P1566 by Vehicle Brand
FAQ
What does the P1566 code mean?
P1566 is an OBD-II diagnostic trouble code that indicates: Speed Control Command Switch Out of Range Low
What causes a P1566 error code?
The most common causes of P1566 include: Cruise control switch malfunction; Open or short circuit in switch circuit; Poor contact in cruise control system connectors; Problems with the steering column wiring harness.
How do I fix a P1566 diagnostic trouble code?
To fix P1566: Check the cruise control switch for mechanical damage. Check the continuity of the switch circuit. Inspect and clean the contacts in the system connectors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1566?
Yes, but get it checked soon
How much does it cost to fix P1566?
The estimated repair cost for P1566 is $17–56. Actual cost depends on your vehicle, location, and labor rates.
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