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1991 Isuzu Trooper LS 2.8L Hesitation, Surge, Cuts out, MIL Lamp on
This Trooper came in with the complaint of a severe hesitation under load after driving for a while. The check engine light would also come on. Scanned for codes and got a code 44 - lean exhaust. That's what it feels like too. The O2 sensor is always dead lean...
Summary posted 2/6/2002
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Related Documents & Media | VIN | JAC0H58R0M |
| Engine | 2.8 L / 6 cyl / GAS |
| Trans | 5-speed Standard |
| Delivery | FI / TBI |
| Emissions | Federal |
| Symptoms | Hesitation, Surge, Cuts Out, MIL Lamp On |
| Occurs | Under Load, on Accel |
| Misc. | 4WD |
Trouble Codes
| 22 | TPS sensor voltage low |
| 34 | MAP sensor voltage low |
| 44 | Lean exhaust |
Message Closed w/Summary
Vehicle Data
1991 Isuzu Trooper LS
| VIN | JAC0H58R0M |
| Engine | 2.8 L / 6 cyl / GAS |
| Trans | 5-speed Standard |
| Delivery | FI / TBI |
| Emissions | Federal |
| Symptoms | Hesitation, Surge, Cuts Out, MIL Lamp On |
| Occurs | Under Load, on Accel |
| Misc. | 4WD |
Trouble Codes
| 22 | TPS sensor voltage low |
| 34 | MAP sensor voltage low |
| 44 | Lean exhaust |
Video