IPDM E/R Circuit Inspection

WARNING: This page is about a different car, the 2006 Infiniti G35. 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 following terminals and connectors for damage, bend and loose connection (control module side and harness side).
  - Without automatic drive positioner models
    - IPDM E/R connector
    - Harness connector B2
    - Harness connector E106
    - Harness connector M12
    - Harness connector B1
  - With automatic drive positioner models
    - IPDM E/R connector
    - Harness connector B2
    - Harness connector E106
OK or NG
- OK: GO TO 2.
- NG: Repair terminal or connector.

CHECK HARNESS FOR OPEN CIRCUIT

Disconnect IPDM E/R connector.
Check resistance between IPDM E/R harness connector terminals.

IPDM E/R CONNECTOR TERMINAL RESISTANCE CHART

IPDM E/R connector	Terminal		Resistance (Approx.)
E9	48	49	108 - 132 ohm

Fig 1: Identifying Resistance Between IPDM E/R Harness Connector Terminals 49 And 48

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

OK or NG

OK: Replace IPDM E/R.
NG:
- Without automatic drive positioner models
  - Repair harness between IPDM E/R and data link connector.
- With automatic drive positioner models
  - Repair harness between IPDM E/R and harness connector B6.