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2003 BMW 745Li 4.4L Secondary air inj
Posted to European Driveability on 11/22/2017 7 Replies

Secondary air injection monitor will not pass, it's been about 4 months now. All 4 temp sensors within [...] f. When cold, ECT, ambient temp. Rad out temp and iat air pump produces 3.5 psi at the pump and at the tail pipe. ( SPEC 3 -5 PSI I'M told) ...

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car Vehicle Data

2003 BMW 745Li

VIN WBAGN63453
Engine4.4 L / 8 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsSecondary Air Inj
OccursCold
Message Closed

car Vehicle Data

2003 BMW 745Li

VIN WBAGN63453
Engine4.4 L / 8 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsSecondary Air Inj
OccursCold