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Home >> Ford >> 1994 >> E 150 Van L6-300 4.9L >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Relays and Modules - Computers and Control Systems >> Engine Control Module >> Service and Repair >> Removal and Replacement
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Removal and Replacement

PCM Removal:






REMOVAL

1. Disconnect negative battery cable.

2. Loosen engine control sensor wiring (12A581) to the Powertrain Control Module (PCM) connector retainer bolt.

3. Remove engine control sensor wiring connector from PCM.

4. Loosen PCM bracket support screw.

5. Remove PCM bracket support and PCM.

INSTALLATION

1. Reverse removal procedure.

2. Tighten PCM retainer screw to 3-4 Nm (24-32 in-lb).

3. Tighten electrical connector retainer bolt to 4 Nm (32 in-lb).

NOTE: When the battery has been disconnected and reconnected, some abnormal drive symptoms may occur while the powertrain control module relearns its adaptive strategy. The vehicle may need to be driven 10 miles or more to relearn the adaptive strategy.
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