Smart Junction Box (SJB) Diagnostic Trouble Code (DTC) Index

WARNING: This page is about a different car, the 2007 Ford Ranger. However, it is still accessible from the selected car via links, so may be relevant.

DTC	Description	Source	Action
B1302	Accessory Delay Relay Coil Circuit Failure	SJB	Go to Pinpoint Test E .
B1304	Accessory Delay Relay Coil Circuit Short to Battery	SJB	Go to Pinpoint Test F .
B1317	Battery Voltage High	SJB	REFER to CHARGING SYSTEM - GENERAL INFORMATION article.
B1318	Battery Voltage Low	SJB	REFER to CHARGING SYSTEM - GENERAL INFORMATION article.
B1342	ECU is Defective	SJB	CLEAR the DTCs. REPEAT the self-test. If DTC B1342 is retrieved again, INSTALL a new SJB. REFER to MULTIFUNCTION ELECTRONIC MODULES article. TEST the system for normal operation.
B1398	Power Window Driver One-Touch Window Relay Circuit Failure	SJB	CARRY OUT the one-touch down (OTD) relay component test. Refer to COMPONENT TESTING. If the relay tests OK, INSTALL a new smart junction box (SJB). TEST the system for normal operation.
B1400	Power Window Driver One-Touch Window Relay Coil Circuit Short to Battery	SJB	INSTALL a new smart junction box (SJB). REFER to MULTIFUNCTION ELECTRONIC MODULES article. TEST the system for normal operation.
B1405	Driver Power Window Down Switch Input Short Circuit to Battery	SJB	CARRY OUT the driver window control switch component test. Refer to COMPONENT TESTING. If the switch tests OK, go to Pinpoint Test G .
B1408	Driver Power Window Up Circuit Short to Battery	SJB	CARRY OUT the driver window control switch component test. Refer to COMPONENT TESTING. If the switch tests OK, go to Pinpoint Test G .
B1410	Driver Power Window Motor Circuit Failure	SJB	CARRY OUT the driver window control switch component test. Refer to COMPONENT TESTING. If the switch tests OK, go to Pinpoint Test G .