For 1990-2009 cars

### Removal Procedure

Warning: Refer to Battery Disconnect Warning in the Preface section.

1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection.
2. Drain the engine coolant. Refer to Cooling System Draining and Filling.
3. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement.
4. Disconnect the ETC connector.
5. Disconnect the coolant inlet hose (3).
6. Disconnect the coolant outlet hose (1).
7. Disconnect the EVAP hose (5).
8. Detach the PCV hose (4).
9. Remove the ETC tightening bolts (2).
10. Remove the ETC with the seal ring.

### Installation Procedure

1. Install the ETC with the seal ring.

Caution: Refer to Fastener Caution in the Preface section.

2. Install the ETC tightening bolts (2).

Tighten
Tighten the ETC tightening bolts to 8 N·m (70.8 lb in).

3. Connect the coolant inlet hose (3).
4. Connect the coolant outlet hose (1).
5. Connect the EVAP hose (5).
6. Connect the PCV hose (4).
7. Connect the ETC connector.
8. Install the air-cleaner assembly. Refer to Air Cleaner Assembly Replacement
9. Refill the engine coolant. Refer to Cooling System Draining and Filling
10. Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection.