Possible Cause
Operation
Stepper throttle valve position intake air temperature (steps
and actual opening)
Cleaning of the auxiliary air pipe and throttle valve; air filter ef-
ficiency
Engine stops at idle
ENGINE DOES NOT IDLE/ IDLING IS UNSTABLE/ IDLING TOO LOW
Possible Cause
Operation
Presence of faults detected by the self diagnosis
Pump relay
HV coil
Injector
Revolution timing sensor
Air temperature
Coolant temperature
Ignition efficiency
Spark plug
Ignition timing
Correctness of the parameters
Throttle valve position sensor
Stepper
Coolant temperature sensor
Intake air temperature sensor
Intake system cleaning
Air filter
Diffuser and throttle valve
Additional air pipe and Stepper
Intake system sealing (infiltrations)
Intake manifold - head
Throttle body - manifold
Intake sleeve
Filter box
Fuel system (low pressure)
Fuel pump
Pressure regulator
Fuel filter
Injector flow
Engine does not rev down
ENGINE DOES NOT RETURN TO IDLING SPEED/IDLING SPEED TOO HIGH
Possible Cause
Operation
Presence of faults detected by the self diagnosis
Pump relay
HV coil
Injector
Revolution timing sensor
Air temperature
Coolant temperature
Ignition efficiency
Ignition timing
Correctness of the parameters
Throttle valve position sensor
Stepper
Coolant temperature sensor
Intake air temperature sensor
Intake system sealing (infiltrations)
Intake manifold - head
Throttle body - manifold
Intake sleeve
Filter box
Fuel system (low pressure)
Fuel pump
Pressure regulator
Fuel filter
Injector flow
MP3 500 i.e. SPORT Business_LT_ ABS-ASR_EU_USA (2015)
Injection
INJEC - 263
Summary of Contents for MP3 500 i.e. SPORT
Page 1: ...SERVICE STATION MANUAL 1Q000267 EN MP3 500 i e SPORT Business_LT_ ABS ASR_EU_USA 2015...
Page 4: ......
Page 6: ...INDEX OF TOPICS CHARACTERISTICS CHAR...
Page 20: ...INDEX OF TOPICS TOOLING TOOL...
Page 31: ...INDEX OF TOPICS MAINTENANCE MAIN...
Page 53: ...INDEX OF TOPICS TROUBLESHOOTING TROUBL...
Page 57: ...INDEX OF TOPICS ELECTRICAL SYSTEM ELE SYS...
Page 128: ...INDEX OF TOPICS ENGINE FROM VEHICLE ENG VE...
Page 143: ...INDEX OF TOPICS ENGINE ENG...
Page 253: ...INDEX OF TOPICS INJECTION INJEC...
Page 295: ...INDEX OF TOPICS SUSPENSIONS SUSP...
Page 356: ...INDEX OF TOPICS BRAKING SYSTEM BRAK SYS...
Page 370: ...Braking system MP3 500 i e SPORT Business_LT_ ABS ASR_EU_USA 2015 BRAK SYS 370...
Page 392: ...INDEX OF TOPICS COOLING SYSTEM COOL SYS...
Page 400: ...INDEX OF TOPICS CHASSIS CHAS...