Sequoia 4WD V8-5.7L (3UR-FE) (2009)
Knock Sensor: Service and Repair
Removal
3UR-FE ENGINE CONTROL: KNOCK SENSOR: REMOVAL
REMOVAL
1. REMOVE INTAKE MANIFOLD
(a) Remove the intake manifold See: Engine, Cooling and Exhaust/Engine/Intake Manifold/Service and Repair/Removal.
2. REMOVE NO. 2 CYLINDER HEAD COVER See: Emission Control Systems/Air Injection/Air Injection Control Valve/Service and
Repair/Removal
3. REMOVE NO. 1 ENGINE COVER See: Emission Control Systems/Air Injection/Air Injection Control Valve/Service and Repair/Removal
4. REMOVE KNOCK SENSOR
(a) Disconnect the 4 knock sensor connectors.
(b) Remove the 4 bolts and 4 knock sensors.