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Home >> Jeep >> 2005 >> Wrangler Rubicon, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 491 (Body Diagnostic Procedures) >> Diagnostic Information And Procedures >> Instrument Cluster >> Symptom: *BRAKE INDICATOR INOPERATIVE >> Diagnostic Procedure

Diagnostic Procedure

WARNING: This page is about a different car, the 2005 Jeep Liberty. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC PROCEDURE - BRAKE INDICATOR INOPERATIVE

TEST ACTION APPLICABILITY
1 Is the BRAKE indicator only inoperative with the Park Brake engaged?
Yes --> Go To 2
No --> Replace the Brake Fluid Level Switch in accordance with the Service Information.
Perform BODY VERIFICATION TEST - VER 1  .		 All
2 Disconnect the Park Brake Switch harness connector.
Connect a jumper wire between the Park Brake Switch Sense circuit and ground.
Turn the ignition on.
Observe the BRAKE indicator.
Did the BRAKE indicator illuminate?
Yes --> Replace the Park Brake Switch in accordance with the Service Information.
Perform BODY VERIFICATION TEST - VER 1  .
No --> Go To 3		 All
3 Turn the ignition off.
Disconnect the Park Brake Switch harness connector.
Disconnect the Instrument Cluster harness connector.
Measure the resistance of the Park Brake Switch Sense circuit.
Is the resistance above 5.0 ohms?
Yes --> Repair the Park Brake Switch Sense circuit for an open.
Perform BODY VERIFICATION TEST - VER 1  .
No --> Replace and configure the Instrument Cluster in accordance with the Service Information.
Perform BODY VERIFICATION TEST - VER 1  .		 All
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