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Air ingress Low pressure circuit fault FVCV blocked/contaminated FPCV blocked/contaminated High pressure fuel leak EGR valve(s) fault
Check the low pressure circuit for leaks/damage, Fuel Tank and Lines - 2.7L Diesel Check the FVCV and FPCV, GO to Pinpoint Test G552275p5. GO to Pinpoint Test G552275p7. Check for fuel system leaks, GO to Pinpoint Test G552275p1. For EGR tests, Engine Emission Control
Engine judders
Low/Contaminated fuel Air ingress Low pressure circuit fault Fuel metering valve blocked/contaminated FVCV blocked/contaminated FPCV blocked/contaminated High pressure fuel leak Fuel injection pump fault
Check the fuel level/condition, GO to Pinpoint Test G552275p3. Check the low pressure circuit for leaks/damage, Fuel Tank and Lines - 2.7L Diesel Check the FVCV and FPCV, GO to Pinpoint Test G552275p5. GO to Pinpoint Test G552275p7. Check for fuel system leaks, GO to Pinpoint Test G552275p1. Check the fuel injection pump, Fuel Injection Pump
Excessive fuel consumption
Low pressure circuit fault FVCV blocked/contaminated FPCV blocked/contaminated Fuel temperature sensor leak High pressure fuel leak Injector(s) failure EGR valve(s) fault
Check the low pressure circuit for leaks/damage, Fuel Tank and Lines - 2.7L Diesel Check the FVCV and FPCV, GO to Pinpoint Test G552275p5. GO to Pinpoint Test G552275p7. Check the fuel temperature sensor, fuel injection pump, etc for leaks, GO to Pinpoint Test G552275p1. Check for injector DTCs. For EGR tests, Engine Emission Control
DTC index NOTE:
Generic scan tools may not read the codes listed, or may read only 5-digit codes. Match the 5 digits from the scan tool to the first 5 digits of the 7-digit code listed to identify the fault (the last |