01487

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01487 - System Function Test

01487 - System Function Test

Possible Symptoms

  • Malfunction Indicator Light (MIL) ON

Possible Causes

  • When found in Brake Electronics Control Module (J104)
    • Brake Electronics Function Test Timed Out

Possible Solutions

Special Notes

  • When found in Brake Electronics Control Module (J104)
    • The Function Test on most ABS/ESP Systems should not exceed more than 50 Seconds


01487 - System Function Test: Implausible Signal

Possible Symptoms

  • Malfunction Indicator Light (MIL) ON

Possible Causes

  • When found in Control Module for Level Control (J197)
    • Internal Error in Control Module for Level Control (J197)
    • Control Module for Level Control (J197) faulty

Special Notes

  • When found in Audi A8 (4E): Level Control (J197), this Fault Code can have several different Causes but by clearing Fault Codes most of those will be reset. Switch OFF the Ignition for 5 Seconds and then switch it back ON again, now clear Fault Codes and re-check for Fault Codes. If no Fault Code remains you are done. If the fault code remains, switch OFF the Ignition for 5 Seconds again and then switch it back ON. Now wait 5 Minutes before re-checking for Fault Codes! If after these 5 Minutes the Fault Code remains you may need to replace the Control Module for Level Control (J197).