2B3F - P1388 (DME)

2B3F - P1388

Information saved in
DME

Fault code
2B3F - P1388

Fault text
Ionic current signal, Bank 1

Fault description


Condition for fault identification
Test condition:
Engine running
Terminal condition: Terminal 15
Voltage condition:
9 V

Condition for fault memory entry
Bank 1 ionic current signals are permanently less than
K_xyz

Action in service
1. Check plug and wiring harness at ionic current control
module
2. Replace ionic current control module as indicated

Fault effect and breakdown warning
Rough and inconsistent idle / engine speed governed to 3500
rpm displayed / Check Control message / MIL on after
engine runs 2x

Driver information
Warning light:
No

Service instruction
none