LEMON Manuals: Even more car manuals for everyone
Home >> Isuzu >> 2007 >> Ascender RWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Headlights >> Lighting Systems >> Diagnostic Information and Procedures >> Backup Lamps Always On

Backup Lamps Always On

Backup Lamps Always On

Step Action Yes No
Schematic Reference: Exterior Lights Schematics 
Connector End View Reference: Lighting Systems Connector End Views  or Data Communication Connector End Views
1 Did you perform the Diagnostic System Check - Vehicle? Go to Step 2  Go to Diagnostic System Check - Vehicle
2 Verify that the backup lamps are always on.
Do the backup lamps operate normally?
Go to Testing for Intermittent Conditions and Poor Connections Go to Step 3 
3 Use the scan tool to check if there are any codes set in the current or history Powertrain DTC Information.
Are any codes present?
Go to Diagnostic System Check - Vehicle Go to Step 4 
4 Inspect for poor connections at the harness connector of the body control module (BCM). Refer to Circuit Testing and Wiring Repairs .
Did you find and correct the condition?
Go to Step 6  Go to Step 5 
5 Replace the BCM. Refer to Control Module References for replacement, setup and programming.
Did you complete the replacement?
Go to Step 6  -
6 Operate the system in order to verify the repair.
Did you correct the condition?
System OK Go to Step 3