
2004 BMW 745Li 4.4L MIL Lamp on
Vehicle came in with CEL, found above codes. Checked fuel pressure, found 2.5BAR, spec 3.5BAR. Replaced fuel pump and filter, fuel pressure improved slightly to 2.8BAR, codes return. Replaced MAF, no change. Substituted known good SBSR from another car without...
FIX posted 10/3/2012
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Message Closed w/FIX
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VIN | WBAGN63534 |
Engine | 4.4 L / 8 cyl / GAS |
Trans | 6-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Under Load |
Trouble Codes
272A | Multiplicative mixture too lean bank 1 |
272B | Multiplicative mixture too lean bank 2 |
P2177 | Power Steering Control Circuit High |
P2179 | Fuel Trim System Lean At Cruise Or Acceleration (Bank 2) |
Message Closed w/FIX
Vehicle Data
2004 BMW 745Li
VIN | WBAGN63534 |
Engine | 4.4 L / 8 cyl / GAS |
Trans | 6-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Under Load |
Trouble Codes
272A | Multiplicative mixture too lean bank 1 |
272B | Multiplicative mixture too lean bank 2 |
P2177 | Power Steering Control Circuit High |
P2179 | Fuel Trim System Lean At Cruise Or Acceleration (Bank 2) |