P1151 Isuzu Fuel Rail Pressure Malfunction Maximum Positive Deviation
Possible causes
– Fuel system fault condition
– Faulty fuel pressure solenoid
– Air in fuel system
– Faulty fuel pressure solenoid
– Air in fuel system
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
P1151 Isuzu Description
The Engine Control Module (ECM) has determined that the fuel rail pressure is too high for a specific condition.
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