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International Automotive Technicians Network
2003 Isuzu N NPR 6.0L Misfire
Posted to Asian Driveability on 2/19/2010 6 Replies

5.7 vortech not a 6.0 Fighting a cylinder #3 and #5 missfire. replaced worn out distributer no change. cam retard [...]. swapped injectors no change. new plugs, wires, cap, rotor no change. tech 2 show's running lean bank 1. backpressure test perfect. smoke ch...

6 Replies Received (View Replies)

 
Message Closed w/FIX

car Vehicle Data

2003 Isuzu N NPR

VIN 4KLC4B1R03
Engine6.0 L / 8 cyl / GAS
DeliveryFI / 5.7 vortech
EmissionsOBD-II Compliant
SymptomsMisfire
OccursAlways

Trouble Codes

P0300Multiple Misfire Detected
P0303Cylinder 3 Misfire Detected
P0305Cylinder 5 Misfire Detected
Message Closed w/FIX

car Vehicle Data

2003 Isuzu N NPR

VIN 4KLC4B1R03
Engine6.0 L / 8 cyl / GAS
DeliveryFI / 5.7 vortech
EmissionsOBD-II Compliant
SymptomsMisfire
OccursAlways

Trouble Codes

P0300Multiple Misfire Detected
P0303Cylinder 3 Misfire Detected
P0305Cylinder 5 Misfire Detected