Measure the resistance of the sensor.Standard resistance
CONNECTOR TERMINALS RESISTANCE REFERENCE AND CONDITION
| Tester Connection |
Condition |
Specified Condition |
| 1 (Ground) - 2 (Output) |
20°C (68°F) |
120 to 280 kΩ |
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
If the result is not as specified, replace the knock sensor.