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1999 Isuzu NPR-HD 5.7L Hesitation
Help!!! this truck has no power. Feels like a plugged cat, bad air flow meter, dirty air flow sensor, low fuel pressure. It has codes for lean condition 171 & 174. The fleet mechanic replaced distributor, 2 fuel pumps, air flow meter, and substituted a good pc...
FIX posted 7/9/2013
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Related Documents & Media | VIN | 4KLC4B1R1X |
| Engine | 5.7 L / 8 cyl / GAS |
| Delivery | Fuel Injection / cpi |
| Emissions | OBD-II Compliant |
| Symptoms | Hesitation |
| Occurs | Always, Under Load |
| Misc. | Very Well Maintained |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0174 | Fuel System Too Lean (Bank 2) |
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Vehicle Data
1999 Isuzu NPR-HD
| VIN | 4KLC4B1R1X |
| Engine | 5.7 L / 8 cyl / GAS |
| Delivery | Fuel Injection / cpi |
| Emissions | OBD-II Compliant |
| Symptoms | Hesitation |
| Occurs | Always, Under Load |
| Misc. | Very Well Maintained |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0174 | Fuel System Too Lean (Bank 2) |
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