Operation CHARM: Car repair manuals for everyone.

Component Inspection





Component Inspection

Check Multifunction switch
1. Connect scantool to Data Link Connector (DLC).
2. Ignition "ON" & engine "OFF"
3. Check combination of turn signal signal while operating turn signal switch
A. Specification : left turn -> L/TURN SIGNAL 'ON' & R/TURN SIGNAL 'OFF'
right turn ->L/TURN SIGNAL 'OFF' & R/TURN SIGNAL 'ON'




4. Is the measured current data within specifications ?
YES
1) Go to "Check IPM" procedure.
NO
1) Substitute with a known-good multifunction switch and check for proper operation. If the problem is corrected, replace multifunction switch and then go to "Verification of Vehicle Repair" procedure.
Check IPM
1. Connect scantool to Data Link Connector (DLC).
2. Ignition "ON" & engine "OFF"
3. Substitute with a known-good IPM and Check if the DTC is erased
4. Is the DTC erased ?
YES
1) Substitute with a known-good IPM and check for proper operation.
If the problem is corrected, replace IPM and then go to "Verification of Vehicle Repair" procedure.
NO
1) Check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration or damage. Repair or replace as necessary and then go to "Verification of Vehicle Repair" procedure.