P107B

2A43 - P107B

Information saved in
DME

Fault code
2A43 - P107B

Fault text
Valvetronic, thermal overload protection: warning threshold

Fault description
VVT-Overload Protection Control Motor Temperature Too
High

Condition for fault identification
Test condition:
A temperature model is employed to monitor the VVT servo
motor. When the calculated VVT motor temperature rises
beyond the warning threshold this fault code is entered.
Terminal condition: Terminal 15 ON
Voltage condition:
none

Condition for fault memory entry
Always active when DME is awake
VVT motor temperature: Warning threshold 190 °C

Action in service
1. Check VVT servo motor
2. Allow engine to cool, let vehicle return to dormant state,
Clear fault memory and verify that DME has most recent
software version

Fault effect and breakdown warning


Driver information
Warning light:
ECE: No warning message. Engine reverts to VVT
emergency backup mode (throttled operation) US: OPEN

Service instruction
none