00537: Difference between revisions

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==== Possible Causes ====
==== Possible Causes ====


* Wiring and/or Connector(s) from/to Injectors faulty
* Wiring and/or Connector(s) from/to Lambda Sensor(s) faulty
* Injector(s) faulty/blocked
* Injector(s) faulty/blocked
* Fuel Pressure Regulator faulty
* Fuel Pressure Regulator faulty
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* Check Lambda Control/Sensors
* Check Lambda Control/Sensors
* Check/Repair Wiring and/or Connector(s) from/to Injectors
* Check/Repair Wiring and/or Connector(s) from/to Lambda Sensor(s)
* Check/Replace/Clean Injector(s)
* Check/Replace/Clean Injector(s)
* Check/Replace Fuel Pressure Regulator
* Check/Replace Fuel Pressure Regulator

Revision as of 10:33, 18 August 2010

00537 - Lambda (Oxygen Sensor) Regulation

00537 - Lambda (Oxygen Sensor) Regulation: Upper Limit

Possible Symptoms

  • Lambda Control inactive
  • Engine running rough

Possible Causes

  • Wiring and/or Connector(s) from/to Lambda Sensor(s) faulty
  • Injector(s) faulty/blocked
  • Fuel Pressure Regulator faulty
  • Fuel Pump faulty
  • Fuel Tank empty

Possible Solutions

  • Check Lambda Control/Sensors
  • Check/Repair Wiring and/or Connector(s) from/to Lambda Sensor(s)
  • Check/Replace/Clean Injector(s)
  • Check/Replace Fuel Pressure Regulator
  • Check/Replace Fuel Pump
  • Check Fuel Level


00537 - Lambda (Oxygen Sensor) Regulation: Lower Limit

Possible Symptoms

  • Lambda Control inactive
  • Engine running rough

Possible Causes

  • Activated Charcoal Filter Solenoid Valve 1 (N80) leaking/sticking
  • Injector faulty (not closing completely)
  • Fuel Pressure Regulator faulty

Possible Solutions

  • Check/Replace Activated Charcoal Filter Solenoid Valve 1 (N80)
  • Check/Replace/Clean Injector(s)
  • Check Fuel Pressure Regulator