Difference between revisions of "01321"

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* When found in [[Audi A4 (8E) Brake Electronics (Bosch 8.0)|Audi A4 (8E): Brake Electronics (Bosch 8.0)]]
 
* When found in [[Audi A4 (8E) Brake Electronics (Bosch 8.0)|Audi A4 (8E): Brake Electronics (Bosch 8.0)]]
 
** Coding of Powertrain Control Modules wrong/incomplete
 
** Coding of Powertrain Control Modules wrong/incomplete
 +
 +
* When found in [[Audi A8 (4E) Parking Brake]]
 +
** Check Airbag Control Module for DTCs.  A faulty Belt Latch (E24) can cause this.
  
 
==== Possible Solutions ====
 
==== Possible Solutions ====

Revision as of 12:06, 10 November 2011

01321 - Control Module for Airbags (J234)

01321 - Control Module for Airbags (J234)

Possible Symptoms

  • Malfunction Indicator Light (MIL) active

Possible Causes

Possible Solutions


01321 - Control Module for Airbags (J234): No Signal/Communication

Possible Symptoms

  • Malfunction Indicator Light (MIL) ON

Possible Causes

  • CAN-Databus Wiring/Connectors from/to Airbag Control Module (J234) faulty
  • Fault(s) stored in Airbag Control Module (J234)

Possible Solutions

  • Check CAN-Databus Wiring/Connectors from/to Airbag Control Module (J234)
  • Check Measuring Value Blocks (MVB)
    • Usually Measuring Value Blocks (MVB) 125+ show the current Communication Status