P1565low severityPowertrain
Cruise Control Main Switch Circuit
on 2017 Lexus RC F 5.0L V8 · RWD
What this code means
The ECM detected a malfunction in the cruise control main switch circuit.
Symptoms
- CEL
- Cruise control inop
- Cruise light not working
Common causes
- Faulty switch
- Damaged wiring
- Clock spring failure
- Poor connections
Diagnostic steps
- Test switch continuity
- Inspect clock spring
- Check wiring
- Test with scan tool
Repair notes
Replace cruise control switch.
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P0002
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P0004
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P0010
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P0013
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P0014
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P0015
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