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1999 BMW 740iL 4.4L Hesitation, Surge, Misfire, MIL Lamp on
under hard acceleration engine pops internaly into intak munifold, after clearing faults checked o2 sensors checked ok, check engine light did not come back on but has no power under load any help will be appreciated thanks avy
FIX posted 1/29/2003
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Message Closed w/FIX
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Related Documents & Media | VIN | WBAGH8344Y |
| Engine | 4.4 L / 8 cyl / GAS |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Hesitation, Surge, Misfire, MIL Lamp On |
| Occurs | Cold, Hot, Under Load |
Trouble Codes
| P0139 | Heated Oxygen Sensor (Bank 1 Sensor 2) Slow Response |
| P0170 | Fuel Trim Too Rich Or Too Lean |
| P0173 | Fuel Trim Lean Or Rich (Bank 2) |
Message Closed w/FIX
Vehicle Data
1999 BMW 740iL
| VIN | WBAGH8344Y |
| Engine | 4.4 L / 8 cyl / GAS |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Hesitation, Surge, Misfire, MIL Lamp On |
| Occurs | Cold, Hot, Under Load |
Trouble Codes
| P0139 | Heated Oxygen Sensor (Bank 1 Sensor 2) Slow Response |
| P0170 | Fuel Trim Too Rich Or Too Lean |
| P0173 | Fuel Trim Lean Or Rich (Bank 2) |
Video