IPDM E/R Operation Check

WARNING: This page is about a different car, the 2005 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.

CHECK IPDM E/R INPUT VOLTAGE

Check voltage between IPDM E/R connector E122 terminal 45 and ground.

Fig 1: Checking Voltage Between IPDM E/R Connector E122 Terminal 45 And Ground

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

VOLTAGE IPDM E/R CONNECTOR E122 TERMINAL 45 & GROUND REFERENCE

Connector	Terminal (Wire color)		Voltage (V) (Approx.)
Connector	(+)	(-)	Voltage (V) (Approx.)
E122	45 (G/W)	Ground	Battery voltage

OK or NG

OK : Replace IPDM E/R. Refer to "REMOVAL AND INSTALLATION OF IPDM E/R ".
NG : GO TO 2.

CHECK IPDM E/R INPUT VOLTAGE
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R and horn relay.
3. Check continuity between IPDM E/R connector E122 terminal 45 and horn relay connector H-1 terminal 1.
  45 (G/W) - 1 (R/W) : Continuity should exist
OK or NG
- OK : Further inspection is necessary. Refer to "SYMPTOM CHART ".
- NG : Repair or replace harness