DTC 34: Knock Sensor
- Check Input Signal Circuit I
Turn ignition off. Disconnect ECM harness connector and knock sensor sub-harness connector. Verify harness continuity between knock sensor sub-harness connector terminal "B" (White wire) and ECM terminal No. 23. See Figure
, Figure
, Figure
and Fig 1
. If continuity is present, go to next step. If continuity is not present, repair harness or connectors as necessary.
- Check Input Signal Circuit II
Disconnect knock sensor harness connector from sub-harness. Verify harness continuity between sub-harness terminal "C" and knock sensor harness connector terminal "F" (White wire). See Fig 3
. If continuity is present, go to next step. If continuity is not present, repair harness or connectors as necessary.
- Check Component
Inspect knock sensor. See SYSTEM/COMPONENT TESTS
article. Replace knock sensor if necessary and perform FINAL CHECK
.
Courtesy of NISSAN MOTOR CO., U.S.A.
Courtesy of NISSAN MOTOR CO., U.S.A.
Courtesy of NISSAN MOTOR CO., U.S.A.