Possible causes
– Fuel system leakage
– Faulty fuel injector
– Faulty Fuel Rail Pressure (FRP) sensor
– Fualty Fuel Pump
– Faulty fuel injector
– Faulty Fuel Rail Pressure (FRP) sensor
– Fualty Fuel Pump
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
ISUZU Technical Service Bulletins for P1093 code
2004 ISUZU HTR ENGINE AND ENGINE COOLING:ENGINE:DIESEL
2004 ISUZU HVR ENGINE AND ENGINE COOLING:ENGINE:DIESEL
2004 ISUZU HXR ENGINE AND ENGINE COOLING:ENGINE:DIESEL
2005 ISUZU HTR ENGINE AND ENGINE COOLING:ENGINE:DIESEL
2005 ISUZU HVR ENGINE AND ENGINE COOLING:ENGINE:DIESEL
2005 ISUZU HXR ENGINE AND ENGINE COOLING:ENGINE:DIESEL
2005 ISUZU NPR ENGINE AND ENGINE COOLING:ENGINE:DIESEL
2005 ISUZU NPR ENGINE AND ENGINE COOLING:ENGINE:DIESEL
2005 ISUZU NQR ENGINE AND ENGINE COOLING:ENGINE:DIESEL
2005 ISUZU NRR ENGINE AND ENGINE COOLING:ENGINE:DIESEL