|
|
B1D4C–MEMORY SWITCH INPUT CIRCUIT HIGH – DRIVER MEMORY MIRROR MODULE (CONTINUED) For the Power Memory Mirror System circuit diagram (Refer to 8 - ELECTRICAL/POWER MIRRORS - SCHEMAT- For a complete wiring diagram Refer to Section 8W. • When Monitored: • Set Condition: Possible Causes (P439) MEMORY SELECT SWITCH MUX CIRCUIT SHORTED TO VOLTAGE (G161) DRIVER DOOR LOCK SWITCH MUX CIRCUIT SHORTED TO VOLTAGE DRIVER WINDOW/DOOR LOCK SWITCH DRIVER MEMORY MIRROR MODULE Diagnostic Test 1. TEST FOR INTERMITTENT CONDITION Turn the ignition on. With the scan tool, record and erase DTCs. Press the Memory Set Switch several time in all positions. Cycle the ignition from on to off 3 times. Turn the ignition on. With the scan tool, read DTCs. Does the scan tool display: B1D4C MEMORY SWITCH INPUT CIRCUIT HIGH? Yes >> Go To 2 No >> The conditions that caused this code to set are not present at this time. Using the wiring diagram/sche- matic as a guide, inspect the wiring and connectors. Perform BODY VERIFICATION TEST – VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL 2. CHECK THE DRIVER WINDOW/DOOR LOCK SWITCH FOR A SHORT TO VOLTAGE With the scan tool, erase DTCs. Turn the ignition off. Disconnect the Driver Window/Door Lock Switch C1 connector. Cycle the ignition 3 times. Turn the ignition on. With the scan tool, read DTCs. Does the scan tool display: B1D4C MEMORY SWITCH INPUT Yes >> Go To 3 No >> Replace the Driver Window/Door Lock Switch in accor- dance with the Service Information. Perform BODY VERIFICATION TEST – VER 1. (Refer to 8 8N - 184 POWER MIRRORS - ELECTRICAL DIAGNOSTICS WK |