P1596
Speed Control Switch Always High
Severity
⚠️ MediumCan you drive?
Yes, but get it checked soon
Approx. repair cost
$17–56 (est.)
Symptoms
- Cruise control won't turn on
- Cruise control turns off spontaneously
- Cruise control speed cannot be adjusted
- The malfunction indicator light comes on
- The error persists after restarting the engine
Causes
- Faulty cruise control switch
- Short to ground in the switch circuit
- Broken or damaged wiring
- Problems with contacts in connectors
- Engine control unit malfunction
How to Fix
- Check the operation of the cruise control switch
- Diagnose the condition of the control circuit
- Inspect the wiring harness for damage
- Check contacts in connectors
- If necessary, replace the cruise control switch