MANUFACTURER REFERENCE

BMW code references — Page 3.

Read the source definition and confirm the exact vehicle, reporting module and diagnostic procedure.

BMW

P1550

These are code references, not a list of confirmed faults on every vehicle. Read the source and applicability notes, then match the exact vehicle, year, engine and scan report.

Idle Speed Control Valve Closing Solenoid Control Circuit Electrical

A Camshaft Position Actuator Control Open Circuit Bank 1

A Camshaft Position Actuator Control Open Circuit Bank 1

A Camshaft Position Actuator Control Open Circuit Bank 1

B Camshaft Position Actuator Control Open Circuit Bank 1

Control Module Selection

B Camshaft Position Actuator Control Open Circuit Bank 1

A Camshaft Position Actuator Control Open Circuit Bank 2

Throttle Valve Mechanically Stuck

B Camshaft Position Actuator Control Open Circuit Bank 2

Control Module Self Test Knock Control Test Pulse Bank 1

DISA Control Circuit Electrical

B Camshaft Position Actuator Control Open Circuit Bank 2

Control Module Self Test Control Module Defective

Control Module Self Test Torque Monitoring

Control Module Self Test Speed Monitoring

CAN Version

Serial Communicating Link Control Module

Serial Communicating Link EML

Serial Communicating Link Transmission Control Module

MAP Cooling Control Circuit Signal Low

MAP Cooling Control Circuit Signal High

MAP Cooling Control Circuit Electrical

Pedal Position Sensor Potentiometer Supply

Pedal Position Sensor Potentiometer Supply Channel 1 Electrical

Pedal Position Sensor Potentiometer Supply Channel 2 Electrical

Throttle Valve Adaptation Adaptation Condition Not Met

Throttle Valve Adaptation Limp Home Position

Throttle Valve Adaptation Spring Test Failed

Throttle Valve Adaptation Lower Mechanical Stop Not Adapted

Throttle Valve Control Circuit

Throttle Valve Position Control Control Deviation

Throttle Valve Position Control Throttle Stuck Temporarily

Throttle Valve Position Control Throttle Stuck Permanently

Internal Control Module ROM RAM Error

Malfunction Indicator Lamp MIL Electrical

Pressure Control Solenoid B Electrical

Pressure Control Solenoid C Electrical

Pressure Control Solenoid E Electrical

Pressure Control Solenoid A Electrical

Transmission Control Module Output Stage

CAN Bus Monitoring

Transmission Control Module Self Test

Secondary Pressure Solenoid Communication Error

Secondary Pressure Solenoid Circuit Range Performance

Secondary Pressure Solenoid Open Circuit

Shift Solenoid Malfunction

CAN Throttle Valve

CAN Torque Interface

CAN Torque Reduction