Engine Control System

DTC 22 Knock Sensor 1 (RH) Diagnostic Chart:

Knock Sensor Circuit:

DIAGNOSTIC CHART AND DIAGRAM


1. CHECK INPUT SIGNAL FOR ECU. Turn ignition switch to "ON". Measure voltage between ECU connector terminal 0d body.

Connector & Terminal/Specified value
(B56) No. 5 - Body/2 - 3 V

Knock Sensor:

2. CHECK KNOCK SENSOR 1.
1) Remove collector.
2) Disconnect connector from knock sensor 1. Measure resistance between knock sensor I con 3ctor terminal and body.

Connector & Terminal/Specified value
No. 1 - Body/Approx. 560 K ohm