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Home >> Ford >> 2007 >> Taurus V6-3.0L VIN U >> Repair and Diagnosis >> Body and Frame >> Locks >> Power Locks >> Testing and Inspection >> Pinpoint Tests >> Test L: The Keyless Entry Keypad Illumination Is Inoperative/Does Not Operate Correctly
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Test L: The Keyless Entry Keypad Illumination Is Inoperative/Does Not Operate Correctly

Pinpoint Test L: The Keyless Entry Keypad Illumination Is Inoperative/Does Not Operate Correctly

L1-L3:





L3-L4:






Normal Operation
When the keyless entry keypad illumination is activated, the smart junction box (SJB) supplies voltage to circuit 66 (LB) to illuminate the keyless entry keypad. The keyless entry keypad illumination is grounded through circuit 57 (BK).

Possible Causes
- Circuit 57 (BK) open
- Circuit 66 (LB) open or short to ground
- Keyless Entry Keypad
- SJB
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