Operation CHARM: Car repair manuals for everyone.
Home >> Mercury >> 1997 >> Cougar/XR7 V8-4.6L VIN W >> Repair and Diagnosis >> Relays and Modules >> Relays and Modules - Powertrain Management >> Relays and Modules - Computers and Control Systems >> Engine Control Module >> Service and Repair >> Removal and Replacement
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the logical successor to CHARM, I recommend you try it!

Link: lemon-manuals.la

Removal and Replacement






REMOVAL
1. Disconnect battery ground cable.

NOTE: When the battery has been disconnected or reconnected, some abnormal drive symptoms may occur while the Powertrain Control Module (PCM) relearns its adaptive strategy. The vehicle may need to be driven 16 km (10 miles) or more to relearn the strategy.

2. Remove RH cowl side trim panel to expose PCM.
3. Loosen engine control sensor wiring to PCM connector retainer bolt.
4. Remove engine control sensor wiring connector from PCM.
5. Remove PCM from bracket by pulling PCM downward.

INSTALLATION
1. Follow removal procedure in reverse order.
2. Tighten engine control sensor wiring connector retainer bolt to 2.7-3.7 Nm (24-32 lb in).

pro multis · About Operation CHARM