EPC Light on intermittently...
Disconnected and Reconnected Battery - no obvious change
Scan results
First Scan Engine Electronics
P1031 Intake Manifold Runner Control Valve Target value not reached
P1504 Air Intake System Leak detected
P1639 throttle Pedal position sensor 1/2 implausible signal
P1504 >>>> Had a look around engine bay with engine off and also running . Cannot see anything obviously leaking, unplugged or split ,
P1639 >>>>throttle pedal too looks ok. have seen a reset process mentioned ,
Should I clear codes as a start and see what reappears or should I address each code in turn and is there any that should be looked at first?
Disconnected and Reconnected Battery - no obvious change
Scan results
First Scan Engine Electronics
P1031 Intake Manifold Runner Control Valve Target value not reached
P1504 Air Intake System Leak detected
P1639 throttle Pedal position sensor 1/2 implausible signal
P1504 >>>> Had a look around engine bay with engine off and also running . Cannot see anything obviously leaking, unplugged or split ,
P1639 >>>>throttle pedal too looks ok. have seen a reset process mentioned ,
Should I clear codes as a start and see what reappears or should I address each code in turn and is there any that should be looked at first?