Circuit Open/Short Inspection: Notes

Fig 1: Identifying Knock Sensor Connector Terminals

Courtesy of MAZDA MOTORS CORP.

1. Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION [MZI-3.7] .)
2. Disconnect the KS connector. (See KNOCK SENSOR (KS) REMOVAL/INSTALLATION .)
3. Disconnect the PCM connector.
4. Inspect the following wiring harnesses for open or short. (Continuity inspection)