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Home >> Ford >> 1985 >> Thunderbird Base, 5.0 F >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Keyless Entry System >> Testing >> Pinpoint Test F Trunk Unlock >> Test Procedures
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Test Procedures

  1. With ignition on, press trunk release button in glove box. If trunk unlocks, go to next step. If not, go to step 3). If trunk is always unlocked, go to step 5).
  2. Disconnect Green connector at module and check continuity between pin 7 and trunk release solenoid. If good, replace module and repeat Quick Test. If no continuity, repair circuits and repeat Quick Test.
  3. Check operation of solenoid using jumper wires and battery. Replace solenoid if defective. Repeat Quick Test.
  4. Check operation of circuit breaker 14 and replace if defective. If circuit breaker is okay, service circuit 84. Repeat Quick Test.
  5. Check for shorted module. Remove module Green connector and see if trunk solenoid locks. If so, replace module. If not, go to next step.
  6. Disconnect glove box switch (with Green connector disconnected). If trunk locks, replace glove box switch and retest. If not, repair short to battery in circuit 84 and repeat Quick Test.
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