BMW E60 M5 V10 Throttle Actuator Failure
The individual throttle actuator units on the S85 V10 in E60 M5 fail intermittently, causing rough running on one bank, hesitation and limp mode. Ten individual throttle bodies each have their own actuator. Failed actuators cause P0120-P0125 codes on the relevant cylinder bank. Replacement actuator costs £150-300 each.
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