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P1229 NISSAN

P1229 NISSAN - Sensor Power Supply Circuit Shorted

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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Possible causes

  • Check harness body ground
  • Faulty Accelerator Pedal Position (APP) sensor
  • Faulty Power Steering Pressure (PSP) sensor
  • Faulty Refrigerant Pressure sensor
  • Faulty EVAP Control System Pressure sensor

Tech notes

Start by inspecting the connections of the harness to the body grounds.

When is the code detected?

The Engine Control Module (ECM) detects a voltage of power source for sensor is excessively low or high.

Possible symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P1229 Nissan Description

The Engine Control Module (ECM) detects a voltage of power source for sensor is excessively low or high. ECM stops the electric throttle control actuator control, throttle valve is maintained at a fixed opening (approx. 5 degrees) by the return spring.
OBDII Code P1229 Nissan - Sensor Power Supply Circuit Shorted - AutoCodes.com

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Related Information

P1229 NISSAN Comments

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