MSS60 Error: 27A1, P156D, P156E, P156F

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Information saved in DME
Fault code 27A1 - P156D
Fault text Throttle-valve actuator, enable line, bank 1
Fault description Throttle Valve Enable Line Circuit Low (Bank 1)
Condition for fault identification Test condition: Driver diagnosis ATIC39
Terminal condition: TERM87
Voltage condition: None
Condition for fault memory entry 1000 ms
Action in service 1. Check enable wire B1
2. Clear fault memory, perform EDR electronic throttle valve control system test
3. Replace EDR1
Fault effect and breakdown warning CC message
Engine speed limited
Reduced power
DSC lamp
MIL after engine runs 2x
Driver information Warning light: MIL, EML, CC message, backup program
Service instruction None
Information saved in DME
Fault code 27A1 - P156E
Fault text Throttle-valve actuator, enable line, bank 1
Fault description Throttle Valve Enable Line Circuit High (Bank 1)
Condition for fault identification Test condition: Driver diagnosis ATIC39
Terminal condition: TERM87
Voltage condition: None
Condition for fault memory entry 1000 ms
Action in service 1. Check enable wire B1
2. Clear fault memory, perform EDR electronic throttle valve control system test
3. Replace EDR1
Fault effect and breakdown warning CC message
Engine speed limited
Reduced power
DSC lamp
MIL after engine runs 2x
Driver information Warning light: MIL, EML, CC message, backup program
Service instruction None
Information saved in DME
Fault code 27A1 - P156F
Fault text Throttle-valve actuator, enable line, bank 1
Fault description Throttle Valve Enable Line Circuit Open (Bank 1)
Condition for fault identification Test condition: Driver diagnosis ATIC39
Terminal condition: TERM87
Voltage condition: None
Condition for fault memory entry 1000 ms
Action in service 1. Check enable wire B1
2. Clear fault memory, perform EDR electronic throttle valve control system test
3. Replace EDR1
Fault effect and breakdown warning CC message
Engine speed limited
Reduced power
DSC lamp
MIL after engine runs 2x
Driver information Warning light: MIL, EML, CC message, backup program
Service instruction None