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2002
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F 150 4WD Pickup V8-5.4L SOHC VIN L
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Brakes and Traction Control
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Antilock Brakes / Traction Control Systems
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Pinpoint Tests
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F: 4 - Grounded/Open RABS Valve Reset Switch Circuit
F: 4 - Grounded/Open RABS Valve Reset Switch Circuit
TEST F: DTC 4 - GROUNDED/OPEN RABS VALVE RESET SWITCH CIRCUIT
Test F1-F2:
Test F3-F4:
Test F5:
NOTE:
Records maintained by the manufacturer show that a module replacement rarely corrects DTC4.