Diagnostic Procedure

STEP	INSPECTION		ACTION
1	PERFORM DTC INSPECTION Clear the DTC from the auto light/wiper control module memory using the M-MDS. (See CLEARING DTC [AUTO LIGHT/WIPER CONTROL MODULE] .) Perform the auto light/wiper control module DTC inspection using the M-MDS. (See DTC INSPECTION [AUTO LIGHT/WIPER CONTROL MODULE] .) Is the same DTC present?	Yes	Replace the rain sensor/auto light sensor, then go to the next step. (See RAIN SENSOR REMOVAL/INSTALLATION .)
1		No	Go to Step 3.
2	VERIFY TROUBLESHOOTING COMPLETED Clear the DTC from the auto light/wiper control module memory using the M-MDS. (See CLEARING DTC [AUTO LIGHT/WIPER CONTROL MODULE] .) Perform the auto light/wiper control module DTC inspection using the M-MDS. (See DTC INSPECTION [AUTO LIGHT/WIPER CONTROL MODULE] .) Is the same DTC present?	Yes	Replace the auto light/wiper control module, then go to the next step. (See AUTO LIGHT/WIPER CONTROL MODULE REMOVAL/INSTALLATION .)
2		No	Go to the next step.
3	VERIFY THAT NO OTHER DTCs ARE RECORDED Are any DTCs present?	Yes	Go to the applicable DTC inspection. (See DTC TABLE [AUTO LIGHT/WIPER CONTROL MODULE] .)
3		No	DTC troubleshooting completed.