Operation CHARM: Car repair manuals for everyone.

Checking Speed Control Operation With No DTC's Present

Tests 1 - 3:




Tests 4 - 9:




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Tests 37 - 41:




Tests 42 - 47:




Test 48:




SYMPTOM
*CHECKING SPEED CONTROL OPERATION WITH NO DTC'S PRESENT

POSSIBLE CAUSES
- S/C switch signal circuit to clockspring connector open
- Ground circuit at S/C servo connector open
- Ground circuit to S/C Resume/Accel switch connector open
- DRB III does not show set switch "pressed" or released
- S/C wiring harness observable problem
- Cancel Switch
- Coast switch
- Throttle cable observable problem
- Throttle opens and closes
- Speed control ON/OFF switch stuck
- Speed control Resume/Accel switch
- Speed control Resume/Accel switch stuck