P2091

2764 - P2091

Information saved in
DME

Fault code
2764 - P2091

Fault text
Bank 1 exhaust camshaft VANOS valve

Fault description


Condition for fault identification
Test condition:
none
Terminal condition: Terminal 87 on
Voltage condition:
ub > K_ED_PlusMin

Condition for fault memory entry
Driver diagnosis ATIC35
(voltage too high with valve off)

Action in service
1. Examine plug and wiring harness on Bank 1 exhaust-side
VANOS
2. Check valve and replace as indicated

Fault effect and breakdown warning
Reduced torque / deterioration in exhaust emissions / MIL
on after engine runs 2x

Driver information
Warning light:
No

Service instruction
none