P1643

2CFF - P1643

Information saved in
DME

Fault code
2CFF - P1643

Fault text
Throttle-valve actuator, amplifier calibration

Fault description
Throttle Valve Actuator Start Test Amplifier Balancing
Plausibility

Condition for fault identification
Test condition:
Fault diagnosed only during throttle valve's adaptation phase
Terminal condition: Terminal 15 = TRUE + engine running
Voltage condition:
battery voltage>7 V

Condition for fault memory entry
none

Action in service
Delete stored fault codes from log, delete adaptation data

Fault effect and breakdown warning


Driver information
Warning light:
EPCL

Service instruction
none