|
|
• When Monitored: • Set Condition: Possible Causes (L1) BACK-UP LAMP FEED CIRCUIT SHORT TO VOLTAGE TIPM Diagnostic Test 1. TEST FOR INTERMITTENT CONDITION Turn the ignition on. Clear all TIPM DTC’s Shift the transmission into reverse. With the scan tool, read DTC’s. Does the scan tool read: B1668-REVERSE LAMP CONTROL 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 the BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CON- 2. (L1) BACK-UP LAMP FEED CIRCUIT SHORT TO VOLTAGE Turn the ignition off. Disconnect the TIPM C8 harness connector. Turn the ignition on. Measure the voltage on the (L1) Back-up Lamp Feed circuit. Is the voltage greater than 10.0 volts? Yes >> Repair the (L1) Back-up Lamp Feed circuit for a short to voltage. Perform the BODY VERIFICATION TEST - VER 1. (Refer to No >> Replace the Totally Integrated Power Module (TIPM) in accordance with the service information. Perform the BODY VERIFICATION TEST - VER 1. (Refer to PM LAMPS/LIGHTING - EXTERIOR - ELECTRICAL DIAGNOSTICS 8L - 61 |