01487

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

• Perform Brake Electronics Function Test (again)

Special Notes

• The Brake Electronics 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).