Knock Sensor: Service and Repair
REPLACEMENT1. REMOVE CYLINDER HEAD SUB-ASSY
2. DISCONNECT HEATER WATER INLET HOSE A
3. REMOVE WATER OUTLET PIPE N0.1
a. Remove the 4 wire harness clamps.
b. Remove the bolt, 2 nuts and water outlet pipe.
4. REMOVE KNOCK SENSOR
a. Disconnect the 2 knock sensor connectors.
b. Remove the 2 bolts and 2 knock sensors.
5. INSTALL KNOCK SENSOR
a. Install the 2 knock sensor with the 2 bolts as shown in the illustration.
Torque: 20 N.m (204 kgf.cm, 15 ft.lbf)
b. Connect the 2 knock sensor connectors.
6. REMOVE WATER OUTLET PIPE N0.1
a. Install the water outlet pipe with the bolt and 2 nuts.
Torque: 9.0 N.m (92 kgf.cm, 80 in.lbf)
b. Install the 4 wire harness clamps.
7. CONNECT HEATER WATER INLET HOSE A
8. INSTALL CYLINDER HEAD SUB-ASSY