2010 BMW 128i Convertible (E88) L6-3.0L (N52K) P Code Charts
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P1049
2A3D – P1049
Information saved in
DME
Fault code
2A3D – P1049
Fault text
Valvetronic, actuator motor: activation
Fault description
VVT-Control Circuit Engine Cables Short Circuit (Bank 1)
Condition for fault identification
Test condition:
Short circuit between motor wires
Terminal condition: Terminal 15 ON
Voltage condition:
Battery voltage > 6.99 V
Condition for fault memory entry
Fault set immediate without debounce
Action in service
1. Check wiring to VVT motor
2. Ignition off, allow control module to assume dormant
state as indicated, restart
3. If Items 1 and 2 are not OK, it will be necessary to inspect
the control module’s electronic circuitry
Fault effect and breakdown warning
201
Driver information
Warning light:
Emergency default mode 2
