Resistance Inspection

1. Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION [(US)] .)
2. Remove the KS. (See KNOCK SENSOR (KS) REMOVAL/INSTALLATION .)
3. Measure the resistance between KS terminals A and B.

Courtesy of MAZDA MOTORS CORP.

• If not as specified, replace the KS. (See KNOCK SENSOR (KS) REMOVAL/INSTALLATION .)

Specification 

504-616 kilohms [-40-130°C {-40-266°F}]