Difference between revisions of "P334B/013131"

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m (Sebastian moved page P334B to P334B/013131 without leaving a redirect)
(Special Notes)
 
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** VW Commercial (i.e. VW Caddy) TPI# 2031930/1
 
** VW Commercial (i.e. VW Caddy) TPI# 2031930/1
 
** VW TPI# 2027485/7
 
** VW TPI# 2027485/7
 
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* When found in the 1.4T engines after wastegate actuator or turbo replacement, this forum post may be helpful:
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** https://forums.ross-tech.com/showthread.php?23664-Case-Study-1-4T-CZTA-P056E-and-P334B-after-new-turbo-install
  
 
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[[Category:Fault Codes]]
 
[[Category:Fault Codes]]

Latest revision as of 17:47, 26 June 2020

P334B/013131 - Charge Pressure Control Actuator: Mechanical Malfunction

Possible Symptoms

  • Malfunction Indicator Light (MIL) and/or Exhaust Warning Lamp active
  • Reduced Idle quality and Engine Performance

Possible Causes

  • Faulty Charge Pressure Control Actuator
  • Faulty Turbocharger
  • Wiring issues to/from Charge Pressure Control Actuator
  • Mechanical adjustment problem with Charge Pressure Control Actuator and Turbocharger.
    • Engine Controller software issue with 1.2l TFSI engines. See Special Notes

Possible Solutions

  • Check Charge Pressure Control Actuator and Turbocharger
  • Check wiring to/from Charge Pressure Control Actuator
  • Check the Mechanical adjustment of the Charge Pressure Control Actuator and Turbocharger
    • Check TPIs for known Engine Controller software issues with 1.2l TFSI engines. See Special Notes

Special Notes