2020 BMW 128i Coupe (E82) L6-3.0L (N51) Diagnostic Trouble Codes ( DTC ): Service instruction
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2A30 - P1019 (DME)
2A30 - P1019
Information saved in
DME
Fault code
2A30 - P1019
Fault text
Valvetronic, eccentric shaft sensor: power supply
Fault description
VVT-Supply Voltage Sensors High Input (Bank 1)
Condition for fault identification
Test condition:
Monitoring of voltage supply to excentric shaft Nominal value for voltage supply sensor = 5.0V Terminal condition: Terminal 15 ON
Voltage condition:
Electrical system voltage terminal 87 >10.0 V
Condition for fault memory entry
Sensor power-supply voltage > 5.25 V
Action in service
Check sensor power supply voltage with multimeter. Supply voltage must lie between 4.75V and 5.25V.
If result is outside specified range: Check power-supply wire to VVT sensor and check plug.
If contact is stretched or corroded: Replace plug on VVT sensor
If wiring harness is defective: Replace wiring harness between DME and VVT sensor.
Fault effect and breakdown warning
Driver information
Warning light:
ECE: No warning message. Engine reverts to VVT emergency backup mode (throttled operation) US: OPEN
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