00537: Difference between revisions

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==== Possible Symptoms ====
==== Possible Symptoms ====


* No Lambda control<br>
* Lambda Control inactive
* Engine running problems<br>
* Engine running rough


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


* Short to Ground<br>
* Wiring and/or Connector(s) from/to Injectors faulty
* Injector defective (blocked)<br>
* Injector(s) faulty/blocked
* Fuel pressure regulator defective<br>
* Fuel Pressure Regulator faulty
* Fuel pump defective<br>
* Fuel Pump faulty
* Fuel tank empty<br>
* Fuel Tank empty


==== Possible Solutions ====
==== Possible Solutions ====


* Check Lambda probe and Lambda control<br>
* Check Lambda Control/Sensors
* Check injectors (N30...N33)<br>
* Check/Repair Wiring and/or Connector(s) from/to Injectors
* Check fuel pressure regulator<br>
* Check/Replace/Clean Injector(s)
* Check fuel pump<br>
* Check/Replace Fuel Pressure Regulator
* Check fuel level in fuel tank<br><br>
* Check/Replace Fuel Pump
* Check Fuel Level
 


=== 00537 - Lambda (Oxygen Sensor) Regulation: Lower Limit ===
=== 00537 - Lambda (Oxygen Sensor) Regulation: Lower Limit ===
==== Possible Symptoms ====
* Lambda Control inactive
* Engine running rough


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


* Activated charcoal filter solenoid valve 1 (N80) leaking/sticking<br>
* Activated Charcoal Filter Solenoid Valve 1 (N80) leaking/sticking
* Injector defective (not closing completely)<br>
* Injector faulty (not closing completely)
* Fuel pressure regulator defective<br>
* Fuel Pressure Regulator faulty


==== Possible Solutions ====
==== Possible Solutions ====


* Check charcoal filter solenoid valve 1 (N80)<br>
* Check/Replace Activated Charcoal Filter Solenoid Valve 1 (N80)
* Check injectors (N30...N33)<br>
* Check/Replace/Clean Injector(s)
* Check fuel pressure regulator<br>
* Check Fuel Pressure Regulator


[[Category:Fault Codes]]
[[Category:Fault Codes]]

Revision as of 10:32, 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 Injectors 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 Injectors
  • 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