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Home >> Nissan-Datsun >> 2008 >> 350Z 2D Convertible, Standard >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - DTCS P1217 To P2A03 >> DTC P1217 Engine Over Temperature >> Diagnostic Procedure >> Procedure A

Procedure A

  1. CHECK POWER SUPPLY CIRCUIT 
    1. Turn ignition switch OFF.
    2. Disconnect IPDM E/R harness connector E6.
    3. Check voltage between IPDM E/R terminals 15, 16 and ground with CONSULT-III or tester.

      Voltage: Battery voltage 

    OK or NG 

    OK: GO TO  3.

    NG: GO TO 2.

    Fig 1: Checking Voltage Between IPDM E/R Terminals 15, 16 And Ground
    G04875337Courtesy of NISSAN MOTOR CO., U.S.A.
  2. DETECT MALFUNCTIONING PART 

    Check the following.

    • 40A fusible links
    • Harness for open or short between IPDM E/R and battery

      : Repair open circuit or short to ground or short to power in harness or connectors.

  3. CHECK COOLING FAN MOTORS CIRCUIT 
    1. Disconnect cooling fan motor-1 harness connector and cooling fan motor-2 harness connector.
      Fig 2: Identifying Cooling Fan Motor
      G04875338Courtesy of NISSAN MOTOR CO., U.S.A.
    2. Disconnect all IPDM E/R harness connectors.
    3. Check harness continuity between the following; cooling fan motor-1 terminal 2 and IPDM E/R terminal 11, cooling fan motor-1 terminal 3 and ground, IPDM E/R terminal 38, 60 and ground, Refer to WIRING DIAGRAM .

      Continuity should exist  .

    4. Check harness continuity between the following; cooling fan motor-2 terminal 2 and IPDM E/R terminal 10, cooling fan motor-2 terminal 3 and ground. Refer to WIRING DIAGRAM .

      Continuity should exist  .

    5. Also check harness for short to ground and short to power.

    OK or NG 

    OK: GO TO  5.

    NG: GO TO 4.

  4. DETECT MALFUNCTIONING PART 

    Check the following.

    • Harness connector E12, F3
    • Harness connectors F103, B113 (Models with FDC system, navigation system or telephone) or F151 (Models without FDC system, navigation system and telephone)
    • Harness for open or short between cooling fan motors-1, 2 and IPDM E/R
    • Harness for open or short between cooling fan motors-1, 2 and ground
    • Harness for open or short between IPDM E/R and ground

      : Repair open circuit or short to ground or short to power in harness or connectors.

  5. CHECK COOLING FAN MOTORS 

    Refer to "COMPONENT INSPECTION ".

    OK or NG 

    OK: GO TO 6.

    NG: Replace malfunctioning cooling fan motors.

  6. CHECK INTERMITTENT INCIDENT 

    Perform "TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT ".

    OK or NG 

    OK: Replace IPDM E/R. Refer to "IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM) ".

    NG: Repair or replace harness or connector.

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