IPDM E/R Operation Check

CHECK IPDM E/R INPUT SIGNAL
Check voltage between IPDM E/R harness connector E43 terminal 13 and ground.

13 - Ground : Battery voltage

Fig 1: Checking Voltage Between IPDM E/R Harness Connector E43 Terminal 13 And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.

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 CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R and horn relay connector.
3. Check continuity between IPDM E/R harness connector E43 (A) terminal 13 and horn relay harness connector H-1 (B) terminal 1.
  13 - 1 : Continuity should exist.
  
  OK or NG
  
  OK: Check harness connection.
  
  NG: Repair or replace harness.
  
  Fig 2: Checking Continuity Between IPDM E/R Harness Connector E43 (A) Terminal 13 And Horn Relay Harness Connector H-1 (B) Terminal 1
  Courtesy of NISSAN MOTOR CO., U.S.A.