IPDM E/R Operation Check

WARNING: This page is about a different car, the 2004 Nissan Quest. 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 E121 terminal 51 and ground.

Fig 1: Connector Terminal Voltage Condition Table
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 2: Checking Voltage Between IPDM E/R Connector E121 Terminal 51 & Ground
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG
1. OK: Replace IPDM E/R.
2. 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 E121 terminal 51 and horn relay connector H-1 terminal 1.
Fig 3: Checking Continuity Between IPDM E/R Connector E121 Terminal 51 & Horn Relay Connector
Courtesy of NISSAN MOTOR CO., U.S.A.

51 (G/Y) - 1 (G/Y): Continuity should exist

OK or NG
1. OK: Further inspection is necessary. Refer to "SYMPTOM CHART ".
2. NG: Repair or replace harness