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2003 FORD THUNDERBIRD
3.9L DOHC V8 (280 hp)•FWD•AUTOMATIC•gas
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Repairs0Labor974Torque985Fluid14DTC1902Battery2Maintenance0Recalls0
C0096moderate severityChassis

Brake Lamp Switch Circuit 2 Malfunction

on 2003 Ford Thunderbird 3.9L DOHC V8 (280 hp) · FWD

What this code means

The secondary or redundant brake lamp switch input to the ABS/stability module is faulty.

Symptoms

  • ABS light on
  • Stability control disabled
  • Cruise control inoperative
  • Brake light inconsistency detected

Common causes

  • Secondary brake switch failure
  • Wiring fault in redundant circuit
  • ABS module input fault
  • Switch adjustment incorrect

Diagnostic steps

  1. Test both brake switch circuits
  2. Compare primary and secondary switch signals
  3. Adjust switch if out of specification
  4. Inspect wiring to ABS module
  5. Check both switch inputs at module connector

Repair notes

Adjust or replace secondary brake lamp switch.

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