18619/P2187/008583 - Bank 1; System too Lean at Idle
Possible Causes
Injectors leak/blocked
Air Intake Leak (after MAF)
Exhaust Leak
Possible Solutions
Check Mass Air Flow Sensor (G70)
Check Inyector(s)
Check Fuel Pump
Check Activated Charcoal Filter (EVAP) System Solenoid Valve 1 (N80)
Special Notes
When found in the NAR 2.0T (BPY) check RVUTB: 01-09-03 or 2018919 for updated Crankcase Breather Valve
If the breather valve is faulty, full engine vacuum is typically found when removing the oil cap at idle.
Possible Causes
Injectors leak/blocked
Air Intake Leak (after MAF)
Exhaust Leak
Possible Solutions
Check Mass Air Flow Sensor (G70)
Check Inyector(s)
Check Fuel Pump
Check Activated Charcoal Filter (EVAP) System Solenoid Valve 1 (N80)
Special Notes
When found in the NAR 2.0T (BPY) check RVUTB: 01-09-03 or 2018919 for updated Crankcase Breather Valve
If the breather valve is faulty, full engine vacuum is typically found when removing the oil cap at idle.