DTC B1317 [Auto Light/Wiper Control Module]

DESCRIPTION	High voltage of battery power supply
DETECTION CONDITION	Auto light/wiper control module power supply circuit voltage is excessively high.
POSSIBLE CAUSE	PCM DTC is stored Battery malfunction Generator malfunction Auto light/wiper control module malfunction

DIAGNOSTIC PROCEDURE

STEP	INSPECTION		ACTION
1	CONFIRM PCM DTC Perform the PCM DTC inspection using the M-MDS. (See ON-BOARD DIAGNOSTIC TEST [LF, L5] ). (See ON-BOARD DIAGNOSTIC TEST [L3 WITH TC] ). Are any DTCs present?	Yes	Go to the applicable DTC inspection. (See DTC TABLE [LF, L5] ). (See DTC TABLE [L3 WITH TC] ).
1		No	Go to the next step.
2	INSPECT BATTERY Inspect the battery. (See BATTERY INSPECTION [LF, L5] ). (See BATTERY INSPECTION [L3 WITH TC] ). Is there any malfunction?	Yes	Replace the battery, then go to Step 4. (See BATTERY REMOVAL/INSTALLATION [LF, L5] ). (See BATTERY REMOVAL/INSTALLATION [L3 WITH TC] ).
2		No	Go to the next step.
3	INSPECT GENERATOR Inspect the generator. (See GENERATOR INSPECTION [LF, L5] ). (See GENERATOR INSPECTION [L3 WITH TC] ). Is there any malfunction?	Yes	Replace the generator, then go to the next step. (See GENERATOR REMOVAL/INSTALLATION [LF, L5] ). (See GENERATOR REMOVAL/INSTALLATION [L3 WITH TC] ).
3		No	Go to the next step.
4	VERIFY TROUBLESHOOTING COMPLETED Clear the DTC from the auto light/wiper control module 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 ).
4		No	Go to the next step.
5	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] ).
5		No	DTC troubleshooting completed.