2A14

2A14 - P0456

Information saved in
DME

Fault code
2A14 - P0456

Fault text
DME: Fuel tank ventilation system and purge air system,
micro-leak

Fault description
DMTL, extremely small leak

Condition for fault identification
Test condition:
Additional release conditions: < 2400 m. above sea level;
idle time > 30 s; vehicle speed above 40 km/h > 10 min.;
engine start temp. 6.6 °C < as ambient temperature
Terminal condition: Terminal 15 off/on
Voltage condition:
10.95 < U (V) < 14.5

Condition for fault memory entry
Minimum travel distance between refueling and severe leak
suspicion = 200 m. Fuel level validation lag for leak
diagnosis distance debounce = 20 sec.

Action in service
Repair leak

Fault effect and breakdown warning
MIL ON means customer must report to service facility

Driver information
Warning light:
MIL on in 3rd DC.

Service instruction
none