
1991 Volvo 240 2.3L Hesitation, Lean
Car came in as hard no start. Diagnosed as bad ECU-not grounding fuel pump relay or injectors. Customer obtained used ECU. Car starts but runs too lean. 02 Sensor voltage worthless as I believe sensor is bad. It runs just as bad with sensor plugged in or unplu...
FIX posted 12/7/2011
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Message Closed w/FIX
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VIN | YV1AA8856M |
Engine | 2.3 L / 4 cyl / GAS |
Trans | 4-speed Automatic |
Delivery | Fuel Injection / SEFI |
Emissions | Federal |
Symptoms | Hesitation, Lean |
Occurs | Always |
Message Closed w/FIX
Vehicle Data
1991 Volvo 240
VIN | YV1AA8856M |
Engine | 2.3 L / 4 cyl / GAS |
Trans | 4-speed Automatic |
Delivery | Fuel Injection / SEFI |
Emissions | Federal |
Symptoms | Hesitation, Lean |
Occurs | Always |