
2002 BMW 540i 4.4L Poor Idle Quality, Surge, MIL Lamp on
The vehicle came in surging in Failsafe / Limp Mode and MIL on with codes P1637 and P0021. The car has a new MAS and Throttle Body. I reset adaptaions and that did nothing. So I did a hard reset, cleared adaptations and codes and started the car. It ran great,...
FIX posted 4/26/2010
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Message Closed w/FIX
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VIN | WBADN534X2 |
Engine | 4.4 L / 8 cyl / GAS |
Trans | 5-speed Standard |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Surge, MIL Lamp On |
Occurs | Idle |
Trouble Codes
134 | Adaptation Throttle Actuator |
P0021 | Intake Camshaft Position System Performance (Bank 2) |
P1637 | TCM Internal - EEPROM Performance |
Message Closed w/FIX
Vehicle Data
2002 BMW 540i
VIN | WBADN534X2 |
Engine | 4.4 L / 8 cyl / GAS |
Trans | 5-speed Standard |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Surge, MIL Lamp On |
Occurs | Idle |
Trouble Codes
134 | Adaptation Throttle Actuator |
P0021 | Intake Camshaft Position System Performance (Bank 2) |
P1637 | TCM Internal - EEPROM Performance |