2A1B

2A1B - P0455

Information saved in
DME

Fault code
2A1B - P0455

Fault text
Tank cap

Fault description
Evaporative Emission System Leak Detected (large leak)

Condition for fault identification
Test condition:
Max. diff. between level sensor and filtered value for CFC =
3L; Max. speed diff. in 100 ms = 0.7969; Max. threshold for
ambient pressure variation = 1.992 hPa; clock limit from end
of CFC start = 5 sec.; Min. threshold for CFC activation =
30 km/h;
Terminal condition: Terminal 15 ON
Voltage condition:
9.5 < U (V) < 17

Condition for fault memory entry
none

Action in service
Check fuel filler cap, seal tank

Fault effect and breakdown warning


Driver information
Warning light:
CGC (Check Gas Cap) warning in US versions only

Service instruction
none