For 1990-2009 cars

### Removal Procedure

Notice: To prevent equipment damage, never connect or disconnect the wiring harness connection from the EBCM with the ignition switch in the ON position.

Notice: Avoid getting water, brake fluid or engine coolant into the socket of the EBCM/EBTCM connector. Failure to observe this precaution could result in damage to the EBCM/EBTCM.

1. Turn the ignition switch to the OFF position.
2. Remove the cover from the relay center (1).
3. Remove the Engine Control Module (ECM) (2) from the relay center (1). Move the ECM harness to one side.
4. Remove the lower radiator hose from the engine only. Refer to Radiator Outlet Hose Replacement in Engine Cooling. Move the radiator hose to one side.
5. Pull out lock tab from the EBTCM harness connector (1).
6. Disconnect the EBTCM harness connector .
7. Disconnect the pump motor connector (3) at the bottom of the EBTCM.
8. Remove the six EBTCM to BPMV screws (2) and discard.

Important:

• | Be careful not to damage seal. Do not pry apart using a tool.

• | Care must be taken not to damage the solenoid valves when the EBTCM is removed from the BPMV.

9. Separate the EBTCM (1) from the BPMV (5) by gently pulling apart until separated.

### Installation Procedure

1. Clean the BPMV gasket surface with alcohol using a clean rag.

Notice: Refer to Fastener Notice in the Preface section.

2. Install the EBTCM (1) to the BPMV (5).

Tighten

• | Tighten the top four mounting screws (2) to 2.9 N·m (26 lb in). Tighten screws in an X pattern.

• | Tighten the bottom two mounting screws (2) to 2.9 N·m (26 lb in).

3. Connect the pump motor connector (3) to the bottom of the EBTCM.
4. Connect the EBTCM harness connector. Push in lock tab (1).
5. Install the lower radiator hose to the engine. Refer to Radiator Outlet Hose Replacement in Engine Cooling.
6. Install the ECM (2) into the relay center (1).
7. Install the cover to the relay center.
8. Turn the ignition switch to the ON position, engine off.
9. Perform the Diagnostic System Check - ABS