2010 BMW 128i Convertible (E88) L6-3.0L (N52K) P Code Charts
none
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 掳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
55
Fault effect and breakdown warning
Driver information
Warning light:
ECE: No warning message. Engine reverts to VVT
emergency backup mode (throttled operation) US: OPEN
