ON BOARD DIAGNOSTIC SYSTEM — Troubleshooting Code No. 05 (Knock Sensor)
F2-79flowchartCODE No. 05 (KNOCK SENSOR)
1
STEP 1: Does knock sensor circuit have a poor connection?
Yes
Repair or replace connector
No
2
STEP 2: Does wire harness between knock sensor and ECM have a continuity?
No
Check continuity between ECM terminal 2M and ground. If continuity, repair or replace harness. If no continuity, go to next step.
Yes
3
Repair or replace harness
Circuit Diagram
Knock Sensor Circuit
ECM:2MKnock Sensor:A??