Notice: Refer to Fastener Notice in the Preface section.

Fastener Tightening Specifications: Refer to Fastener Tightening Specifications

Preliminary Procedure

1. Drain the cooling system. Refer to Cooling System Draining and Filling
2. Remove the fuel injector sight shield. Refer to Intake Manifold Cover Replacement
3. Remove the heater hose from the heater inlet adaptor. Refer to Heater Inlet Hose Replacement

1

Heater Inlet Pipe Adaptor Bolt

Tighten
10 N·m (89 lb in)

2

Heater Inlet Pipe Adaptor O-Ring (Qty: 2)

3

Heater Inlet Pipe Adaptor