Condition For Fault ID - 1

2B4E - P0300

Information saved in
DME

Fault code
2B4E - P0300

Fault text
Misfire impairing exhaust emission, several cylinders

Fault description
Random/Multiple Cylinder Misfire Detected

Condition for fault identification
Test condition:
Combustion miss. On multiple cylinders in following cycles
Terminal condition: Terminal 15
Voltage condition:
none

Condition for fault memory entry
Varies according to load and rpm

Action in service
Note selective logged error codes related to individual
cylinders.

Fault effect and breakdown warning
CC message
Engine speed limited
Reduced power
MIL after engine runs 2x
Rough idle

Driver information
Warning light:
MIL

Service instruction
none