DTC B1317 [AUTO LIGHT/WIPER CONTROL MODULE]

id0902j1830900

DTC B1317

Battery voltage high

DETECTION CONDITION

Input voltage from the battery is excessively high

POSSIBLE CAUSE

•  Battery malfunction

•  Generator malfunction

•  Auto light/wiper control module malfunction

DTC B1317	Battery voltage high
DETECTION CONDITION	Input voltage from the battery is excessively high
POSSIBLE CAUSE	• Battery malfunction • Generator malfunction • Auto light/wiper control module malfunction

Diagnostic procedure

STEP	INSPECTION		ACTION
1	INSPECT DTC FROM PCM • Connect the M-MDS to the DLC-2. • Are any DTCs from the PCM displayed?	Yes	Perform DTC inspection. (See DTC TABLE [MZI-3.7].) Go to the next step.
1		No	Go to the next step.
2	VERIFY TROUBLESHOOTING COMPLETED • Make sure to reconnect all disconnected connectors. • Clear the DTC from the auto light/wiper control module memory using the M-MDS. • Turn the ignition switch to LOCK position then ON position. • Is the same DTC present?	Yes	Replace the auto light/wiper control module. (See AUTO LIGHT/WIPER CONTROL MODULE REMOVAL/INSTALLATION.)
2		No	DTC troubleshooting completed.