LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2000 >> 4 Runner 2WD L4-2.7L (3RZ-FE) >> Repair and Diagnosis >> Powertrain Management >> Ignition System >> Knock Sensor >> Testing and Inspection
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Knock Sensor: Testing and Inspection




1. REMOVE STARTER
2. REMOVE FUEL FILTER SET BOLTS




3. REMOVE KNOCK SENSOR
a. Disconnect the knock sensor connector.
b. Using SST, remove the knock sensor.
SST 09816-30010




4. INSPECT KNOCK SENSOR
Using an ohmmeter, check that there is no continuity between the terminal and body.
If there is continuity, replace the sensor.

5. INSTALL KNOCK SENSOR
a. Using SST, install the knock sensor.
SST 09816-30010

Torque: 44 Nm (450 kg.cm, 33 ft.lb)

b. Connect the knock sensor connector.

6. INSTALL FUEL FILTER SET BOLTS

Torque: 20 Nm (200 kg.cm, 14 ft.lb)

7. INSTALL STARTER