PIAGGIO PORTER 1.3 16V 2008 Service Manual page 485

PORTER 1.3 16V
•
Checking the engine oil level indicator, oil cap and PVC pipe, also inspecting that the latter
is not disconnected.
•
Checking there is no disconnection, loosening or cracking in the air intake system parts
between the cylinder head and the throttle body.
3. Fuel pressure check
Check and repair the fuel pump, fuel duct and filter, if necessary.
4. Injector check
Check for proper operation and replace the injector, if necessary.
5. Checking the engine water temperature sensor operation
Replace the engine coolant temperature sensor, if necessary.
6. MAP sensor check
(see troubleshooting of diagnostic failure code P0105) Replace the MAP sensor, if necessary.
7.
After fitting an oxygen sensor operating properly (bank 1, sensor 1), confirm the driving configuration.
If the diagnostic failure code P0171 or P0172 is not indicated. replace the oxygen sensor (bank 1, sensor
1) previously fitted on the vehicle, otherwise check or replace the engine electronic control unit.
P0172 - Carburazione ricca
Pagina Manuale VTL
P0171 - Sistema troppo povero / P0172 - Sistema troppo ricco (taglio combustibile)
P0300 - Mancata accensione casuale di più cilindri
Pagina Manuale VTL
P0314-P0300-P0301-P0302-P0303-P0304 - Accensione irregolare/monocilindro/cilindro multiplo/cil-
indro1/cilindro2/
P0301 - Mancata accensione cilindro 1
Pagina Manuale VTL
P0314-P0300-P0301-P0302-P0303-P0304 - Accensione irregolare/monocilindro/cilindro multiplo/cil-
indro1/cilindro2/
P0314-P0300-P0301-P0302-P0303-P0304 - Accensione irregolare/
monocilindro/cilindro multiplo/cilindro1/cilindro2/
Failure code
P0314
P0300
P0301
Single-cylinder irregular ignition (cylinder not specified)
Random/multiple cylinder irregular ignition detected
Irregular ignition detected - cylinder 1
Iniection System
Description
IS - 485