Air Processing System ECU - Error value received
â–¶ How to fix
Check the sender ECU (Air Processing ECU) for primary DTC(s).
What you'll see
No driver-visible symptom recorded.
System reaction
Supply pressure information is missing. If system pressure is low "Release not possible" failure can occur. Yellow warning lamp.
Diagnostic depth
Detection
One or more messages contains error value(s) sent by the sender ECU.
Possible cause
Primary DTC in sender ECU (Air Processing ECU).