Driver Seat Control Unit Circuit Inspection

WARNING: This page is about a different car, the 2006 Nissan Pathfinder. 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 unit side and harness side).
- Driver seat control unit connector
- Harness connector P1
- Harness connector B37
- Harness connector B69
- Harness connector M40
OK or NG

OK : GO TO 2.

NG : Repair terminal or connector.

CHECK HARNESS FOR OPEN CIRCUIT

Disconnect driver seat control unit connector.
Check resistance between driver seat control unit harness connector terminals.

TERMINAL CONNECTOR CONTINUITY CHART

Transfer control unit connector	Terminal		Resistance (Approx.)
P2	3	19	54 - 66 ohm

Fig 1: Checking Resistance Between Driver Seat Control Unit Harness Connector Terminals

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

OK or NG

OK : Replace driver seat control unit.

NG : Repair harness between driver seat control unit and data link connector.