FixVault

4WD Control Module

4WD CONTROL MODULE DIAGNOSTIC TROUBLE CODE INDEX

DTC Description Test
B1342 ECU Defective Using NGS tester, retrieve and document continuous DTCs. Clear all DTCs. Perform 4WD control module self-test. If DTC B1342 is retrieved again, replace 4WD control module.
P1804 4WD HIGH Indicator Light Circuit Fault Y
P1806 4WD HIGH Indicator Light Circuit Short To Voltage Y
P1808 4WD LOW Indicator Light Circuit Fault Y
P1810 4WD LOW Indicator Light Circuit Short To Voltage Y