Tuesday, July 14, 2020

2010 BMW 128i Convertible (E88) L6-3.0L (N52K) P Code Charts

2010 BMW 128i Convertible (E88) L6-3.0L (N52K) P Code Charts

none

P2298

2C2E – P2298

Information saved in

DME

Fault code

2C2E – P2298

Fault text

Oxygen sensor before catalytic converter 2, overrun check

Fault description

O2 Sensor Out of Range During Deceleration (Bank 2

Sensor 1)

Condition for fault identification

Test condition:

Implausible O2 sensor signal in overrun cutoff phase,

no fault memories

Terminal condition: Terminal 15, engine on

Voltage condition:

none

Condition for fault memory entry

Bank 2 O2 sensor before catalytic converter voltage less

than 3.1 V or greater than 2.1 V with overrun injection

deactivation active

Action in service

1. Visual inspection of wiring and plugs (water or corrosion

277

in plug?)

1a. Repeatedly remove the plug and then FIRMLY insert it

again

2. Electrical check of wiring

3. Check catalytic converter (FSD lean fault may be entered

for the other bank)

4. Piston rings, injector valves, positive crankcase

ventilation OK? FSD fault? Then continue there!

5. Replace wires or plugs on O2 sensors as indicated

6. Replace O2 sensor

Fault effect and breakdown warning