Operation CHARM: Car repair manuals for everyone.

Engine Control Module: Service and Repair

ENGINE CONTROL MODULE (ECM)/POWERTRAIN CONTROL MODULE (PCM)REPLACEMENT

Remove or Disconnect


1. Negative (-) battery cable.

2. Carpet retainer from carpet retaining bracket and pull back carpet from floor under glove box.

3. Two bolts and ECM/PCM with carpet retainer bracket from mounting bracket.


ECM/PCM Location:






4. Three electrical connectors from ECM/PCM and ECM/PCM from vehicle.

5. One screw and carpet retaining bracket from ECM/PCM.


Engine Control Module:






6. Four screw and ECM/PCM mounting brackets from ECM/PCM.

7. Plastic cover from top of ECM/PCM.

Install or Connect

1. Plastic cover to top of ECM/PCM.

2. Both ECM/PCM brackets to ECM/PCM; secure with four screws.

3. Carpet retaining bracket to ECM/PCM; secure with one screw.

4. Three electrical connectors to ECM/PCM and position ECM/PCM into mounting bracket, making sure that bracket slides into slot.


Engine Control Module:






5. ECM/PCM with carpet retainer to mounting bracket; secure with two bolts.

Tighten

^ ECM/PCM mounting bolts to 15 Nm (11 lb.ft).

6. Carpet to carpet retaining bracket by inserting carpet retainer into bracket.

7. Negative (-) battery cable

Tighten

^ Negative (-) battery cable-to-negative (-) battery terminal retainer to 15 Nm (11 lb.ft.).