Difference between revisions of "01539"

From Ross-Tech Wiki
 
 
(3 intermediate revisions by one other user not shown)
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* Headlight Adjustment disabled
 
* Headlight Adjustment disabled
 +
* Malfunction Indicator Light (MIL) active
  
 
==== Possible Causes ====
 
==== Possible Causes ====
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* Headlight Adjustment not performed
 
* Headlight Adjustment not performed
 
* Aftermarket Suspension installed (i.e. lowered Suspension)
 
* Aftermarket Suspension installed (i.e. lowered Suspension)
 +
* Level Sensor Readings out of Range
 +
* Level Sensor(s) faulty
 +
* Level Sensor Mounting damaged/faulty
  
 
==== Possible Solutions ====
 
==== Possible Solutions ====
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* Perform Headlight Adjustment
 
* Perform Headlight Adjustment
 
** See Vehicle specific [[Diagnostic Procedures]] for Details
 
** See Vehicle specific [[Diagnostic Procedures]] for Details
 +
* Check Level Sensors
 +
* Check Level Sensor Mounting
  
 +
==== Special Notes ====
 +
 +
* If Headlight Adjustment (Basic Setting) fails, check Level Sensors.
 +
** Check Measuring Value Blocks (MVB) if Level Sensor Readings within Specification.
 +
* When stored in combination with [[01537]], fix that one first.
 +
* There have been reports of lowered vehicles displaying an error message in Basic Settings due to incorrect level sensor readings. If the vehicle height sensor(s) are bottomed out, it may be necessary to modify the sensor bracket to allow normal adjustment to occur. Check to make sure that the sensor arms do not have their pivots facing the wrong direction as shown in this  Mk5 platform VW thread: [[http://forums.vwvortex.com/showthread.php?2383036 VW Vortex]]
 
[[Category:Fault Codes]]
 
[[Category:Fault Codes]]

Latest revision as of 10:01, 24 June 2011

01539 - Headlights Not Adjusted

01539 - Headlights Not Adjusted: No or Incorrect Basic Setting / Adaptation

Possible Symptoms

  • Headlight Adjustment disabled
  • Malfunction Indicator Light (MIL) active

Possible Causes

  • Headlight Adjustment not performed
  • Aftermarket Suspension installed (i.e. lowered Suspension)
  • Level Sensor Readings out of Range
  • Level Sensor(s) faulty
  • Level Sensor Mounting damaged/faulty

Possible Solutions

  • Perform Headlight Adjustment
  • Check Level Sensors
  • Check Level Sensor Mounting

Special Notes

  • If Headlight Adjustment (Basic Setting) fails, check Level Sensors.
    • Check Measuring Value Blocks (MVB) if Level Sensor Readings within Specification.
  • When stored in combination with 01537, fix that one first.
  • There have been reports of lowered vehicles displaying an error message in Basic Settings due to incorrect level sensor readings. If the vehicle height sensor(s) are bottomed out, it may be necessary to modify the sensor bracket to allow normal adjustment to occur. Check to make sure that the sensor arms do not have their pivots facing the wrong direction as shown in this Mk5 platform VW thread: [VW Vortex]