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Home >> Nissan-Datsun >> 2004 >> Sentra SE-R >> Repair and Diagnosis >> External Pages >> Different car >> Section 1430 (Engine Control System) >> DTC P1706: PNP Switch >> Diagnostic Procedure >> A/T Models
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A/T Models

WARNING: This page is about a different car, the 2005 Nissan 350Z. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK DTC WITH TCM 

    Refer to "OBD-II DIAGNOSTIC TROUBLE CODE (DTC) ".

    OK or NG

    • OK: GO TO 2.
    • NG: Repair or replace.
  2. CHECK STARTING SYSTEM 

    Turn ignition switch OFF, then turn it to START.

    Does starter motor operate? 

    Yes or No

  3. CHECK PNP SWITCH INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT-I 
    1. Turn ignition switch OFF.
    2. Disconnect A/T assembly harness connector.
    3. Disconnect "unified meter and A/C amp." harness connector.
    4. Check harness continuity between A/T assembly terminal 9 and "unified meter and A/C amp." terminal 32. 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 connectors F102, M72
    • Harness for open or short between A/T assembly and "unified meter and A/C amp."
      • : Repair open circuit or short to ground or short to power in harness or connectors.
  5. CHECK PNP SWITCH INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT-II 
    1. Disconnect ECM harness connector.
    2. Check harness continuity between ECM terminal 102 and "unified meter and A/C amp." terminal 25. Refer to WIRING DIAGRAM .
      • Continuity should exist. 
    3. Also check harness for short to ground and short to power.

    OK or NG

    • OK: GO TO  7.
    • NG: GO TO 6.
  6. DETECT MALFUNCTIONING PART 

    Check the following.

    • Harness connectors F102, M72
    • Harness for open or short between ECM and "unified meter and A/C amp.".
      • : Repair open circuit or short to ground or short to power in harness or connectors.
  7. CHECK PNP SWITCH INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT-III 
    1. Check harness continuity between A/T assembly terminal 9 and TCM terminal 8. Refer to "DTC P0615 START SIGNAL CIRCUIT ".
      • Continuity should exist. 
    2. Also check harness for short to ground and short to power.

    OK or NG

    • OK: GO TO 8.
    • NG: Repair open circuit or short to ground or short to power in harness connectors.
  8. CHECK INTERMITTENT INCIDENT 

    Refer to "TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT ".

    OK or NG

    • OK: GO TO 9.
    • NG: Repair or replace.
  9. REPLACE "UNIFIED METER AND A/C AMP." 

    Refer to "UNIFIED METER AND A/C AMP ".

    • : INSPECTION END 
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