2A5F - P1020 (DME)
2A5F - P1020Information saved in
DME
Fault code
2A5F - P1020
Fault text
DME2: Valvetronic bank 2, eccentric-shaft sensor: power
supply
Fault description
Valvetronic, excentric shaft sensor: Voltage supply
Condition for fault identification
Test condition:
- Fault class:
Low voltage supply to sensor
Terminal condition: DME, VVT - Active
Voltage condition:
4.5 V - 5.5 V
Condition for fault memory entry
3 ms
Action in service
Check plug and wiring harness, with KS +12V there is the
danger of a sensor defect; check VVT-SG output voltage;
otherwise replace sensor
Fault effect and breakdown warning
VVT - Emergency default mode (max. stroke) higher fuel
consumption
Driver information
Warning light:
none
Service instruction
none