Procedure B

WARNING: This page is about a different car, the 2004 Nissan Murano. However, it is still accessible from the selected car via links, so may be relevant.

CHECK COOLING FAN MOTORS CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect cooling fan motor-1 harness connector and cooling fan motor-2 harness connector.
3. Check harness continuity between the following; cooling fan motor-1 terminal 2 and IPDM E/R terminal 13, cooling fan motor-1 terminal 3 and IPDM E/R terminal 12, IPDM E/R terminal 14 and ground, IPDM E/R terminal 60 and ground.
  Refer to WIRING DIAGRAM .
  
  Continuity should exist.
4. Also check harness for short to ground and short to power.
5. Check harness continuity between the following; cooling fan motor-2 terminal 2 and IPDM E/R terminal 8, cooling fan motor-2 terminal 3 and IPDM E/R terminal 9, IPDM E/R terminal 14 and ground, IPDM E/R terminal 60 and ground.
  Refer to WIRING DIAGRAM .
  
  Continuity should exist.
6. Also check harness for short to ground and short to power.
  
  Fig 1: Checking Cooling Fan Motors Circuit
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
1. OK: GO TO 2.
2. NG: Repair open circuit or short to ground or short to power in harness or connectors.
CHECK COOLING FAN MOTORS
Refer to "COMPONENT INSPECTION ".

OK or NG
1. OK: GO TO 3.
2. NG: Replace cooling fan motors.
CHECK INTERMITTENT INCIDENT
Perform "TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT ".

OK or NG
1. OK: Replace IPDM E/R. Refer to IPDM E/R .
2. NG: Repair or replace harness connectors.