44
03/05
SPIDER MAX 500
B
8.3
The engine stops when idling / Unstable idling speed / Idling speed too low
Anomaly
Verifications
Pump relay
H.T. coil
Injector
Rpm/speed sensor
Air temperature
Coolant temperature
Atmospheric pressure
Ignition operation
Spark plug
Ignition timing
Gas valve position sensor
Parameter reliability
Stepper motor
Coolant temperature sensor
Intake air temperature sensor
Air filter
Intake system cleaning
Gas choke and valve
Secondary air duct and stepper motor
Intake manifold - head
Intake system sealing (leaks)
Throttle body - manifold
Intake hose
Airbox
Fuel pump
Fuel supply (low pressure)
Pressure regulator
Fuel filter
Injector flow
Analysis of exhaust gas before the catalytic converter
Trimmer value adjustment (CO % adjustment)
Anomalies detected by the injection
autodiagnostic system