ICC Sensor Circuit Inspection

WARNING: This page is about a different car, the 2006 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.

CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check terminals and connector of ICC sensor for damage, bend and loose connection (sensor side and harness side).
OK or NG
- OK : GO TO 2.
- NG : Repair terminal or connector.

CHECK HARNESS FOR OPEN CIRCUIT

Disconnect ICC sensor connector.

Check resistance between ICC sensor harness connector terminals.

TERMINAL RESISTANCE CHART

ICC sensor connector	Terminal		Resistance (Approx.)
E42	2	3	54 - 66 Ω

Fig 1: Identifying Resistance Between ICC Sensor Harness Connector Terminals

Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG

OK : Replace ICC sensor.
NG : Repair harness between ICC sensor and harness connector E34.