LEMON Manuals: Even more car manuals for everyone
Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1085 (Lighting Systems) >> Diagnostic Information and Procedures >> High Beam Indicator Inoperative

High Beam Indicator Inoperative

WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
High Beam Indicator Inoperative

Step Action Yes No
Schematic Reference: Headlights/Daytime Running Lights (DRL) Schematics 
Connector End View Reference: Master Electrical Component List in Wiring Systems.
1 Did you perform the Lighting System Diagnostic System Check? Go to Step 2  Go to Diagnostic System Check - Lighting Systems 
2
  1. Place the headlamp switch in the OFF position.
  2. Turn ON the ignition, with the engine OFF.
  3. Place the headlamp switch in the HIGH position.
  4. Observe the high beam indicator.
Does the indicator illuminate?
Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems Go to Step 4 
3 Test for a poor connection, short to ground, or an open in the high beam signal circuit of the BCM. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 6  Go to Step 4 
4 Inspect for a poor connection at the harness connector of the instrument cluster. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 6  Go to Step 5 
5 Replace the instrument cluster. Refer to Instrument Panel Cluster (IPC) Replacement in Instrument Panel, Gages and Console.
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 2