P14C2

2AAB - P14C2

Information saved in
DME

Fault code
2AAB - P14C2

Fault text
Variable intake system, self-diagnosis

Fault description
DISA (Differentiated Intake Manifold) Actuator 1
Mechanical or Hardware Defect

Condition for fault identification
Test condition:
Monitoring of DISA controller
(large valve)
Engine speed > 500 rpm
Terminal condition: Terminal 15 ON
Voltage condition:
Voltage in onboard electrical system > 10 V

Condition for fault memory entry
Valve must lock up mechanically 10 times in succession.
(5x open and 5x closed)

Action in service
Replace large DISA valve

Fault effect and breakdown warning


Driver information
Warning light:
none

Service instruction
none