Component Inspection
- Check auto cruise switch
- IG "OFF" and disconnect Cruise switch connector.
- Measure resistance between signal and ground terminals of Cruise remocon connector with 'CANCEL' switch depressed. (Component side)
Specification:
TERMINALS RESISTANCE REFERENCE CHARTItem Resistance(Ω) CANCEL switch 0 Ω ± 5% - Is the measured resistance within specification?
YES
- Substitute with a known - good ECM and check for proper operation. If the problem is corrected, replace ECM and go to "VERIFICATION OF VEHICLE REPAIR " procedure.NOTE: There is a memory reset function on scantool that can erase optional parts automatically detected and memorized by ECM. Before or after testing ECM on the vehicle, use this function to reuse the ECM on the others
NO
- Substitute with a known - good auto cruise switch and check for proper operation. If the problem is corrected, replace auto cruise switch and go to "VERIFICATION OF VEHICLE REPAIR " procedure.
- Substitute with a known - good ECM and check for proper operation. If the problem is corrected, replace ECM and go to "VERIFICATION OF VEHICLE REPAIR " procedure.