2020 BMW 128i Coupe (E82) L6-3.0L (N51) Diagnostic Trouble Codes ( DTC ): Service instruction
none
2AA3
2AA3 - P130A
Information saved in
DME
Fault code
2AA3 - P130A
Fault text
Camshaft sensor, exhaust, space loss
Fault description
Camshaft Position Sensor 'B' Segment Timing Error (Bank 1)
Condition for fault identification
Test condition:
NWA synchronous
Terminal condition: Terminal 15 on Voltage condition:
none
Condition for fault memory entry
On every camshaft flank if the flank ratio is not in tolerance.
Action in service
Check signal wire for short to positive, ground, opens and interference pulses
Replace camshaft exhaust side sensor,
Fault effect and breakdown warning
Driver information Warning light: MIL 2nd DC,
CAM operates in emergency default mode
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