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

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

284

none

P2570

2ADA – P2570

Information saved in

DME

Fault code

2ADA – P2570

Fault text

EAC sensor, electrical fault

Fault description

Direct Ozone Reduction Catalyst Temperature Sensor

Circuit High

Condition for fault identification

Test condition:

EAC sensor must be installed, and the correct data set

(SULEV) must be programmed in the DME

Terminal condition: Terminal 15

Voltage condition:

Voltage in onboard electrical system > 9 V

Condition for fault memory entry

2.5 sec.

Action in service

Replace EAC sensor

Fault effect and breakdown warning

Driver information

Warning light:

MIL in second driving cycle

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

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

265

none

P2138

2D20 – P2138

Information saved in

DME

Fault code

2D20 – P2138

Fault text

Accelerator-pedal module, pedal-position sensor,

plausibility between signal 1 and signal 2

Fault description

Throttle/Pedal Position Sensor/Switch ‘D’ / ‘E’ Voltage

Correlation

Condition for fault identification

Test condition:

Pedal-position sensor monitor

Terminal condition: Terminal 15 ON

Voltage condition:

Voltage in onboard electrical system >= 10 V

Condition for fault memory entry

0.02 sec.

Action in service

1) Check: Pedal-position sensor voltages [Pot voltage 2 =

(Pot voltage1)/2]2)

Check wires from DME to PWG,

3) Visual inspection of plug terminals (on components,

wiring harness and DME),

4) Replace PWG

Fault effect and breakdown warning

Driver information

Warning light:

CC status report: Reduced engine power!

EML ON restricted PW gradient and PW limit via rpm

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

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

242

none

P1584

30C2 – P1584

Information saved in

DME

Fault code

30C2 – P1584

Fault text

Oil-pressure control valve, activation

Fault description

Oil Pump Circuit Open

Condition for fault identification

Test condition:

Monitored at:

10 % PWM < Control activation PWM to oil pump 10 V

Condition for fault memory entry

1 sec.

Action in service

1. Check wiring

Repair if defective

If wiring is OK proceed

to check component

Fault effect and breakdown warning

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

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

190

none

P0832

2F67 – P0832

Information saved in

DME

Fault code

2F67 – P0832

Fault text

Clutch switch, signal

Fault description

Clutch Pedal Switch ‘A’ Circuit High

Condition for fault identification

Test condition:

none

Terminal condition: none

Voltage condition:

none

Condition for fault memory entry

none

Action in service

none

Fault effect and breakdown warning

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

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

179

none

(DME) Condition For Fault Memory Entry – 1

2AB2 – P0604

Information saved in

DME

Fault code

2AB2 – P0604

Fault text

DME, internal fault: RAM

Fault description

Internal Control Module Random Access Memory (RAM)

Error

Condition for fault identification

Test condition:

RAM checksum test

This test is executed once, while the control module is

booting.

Terminal condition: Immediately after wakeup in dormant

control module

Voltage condition:

none

Condition for fault memory entry

No debounce. Fault can be reset by clearing fault memory.

Action in service

Determine whether fault is stored again after carrying out

the following procedure. If yes: Replace DME.

1. Clear fault memory

2. Ignition off, allow vehicle to assume complete dormant

status

3. Ignition on

4. Read out stored fault codes from fault memory

Fault effect and breakdown warning

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

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

132

none

Condition For Fault Memory Entry – Miss Within 200 Crankshaft Rotations

29CD – P0301

Information saved in

DME

Fault code

29CD – P0301

Fault text

Combustion misfires, cylinder 1

Fault description

Cylinder 1 Misfire Detected

Condition for fault identification

Test condition:

Combustion consistency measurement. Starting at engine

speed n > 450 and n 740 hPa

Terminal condition: Terminal 15, engine on

Voltage condition:

Voltage in onboard electrical system > 10 V

Condition for fault memory entry

Combustion miss within 200 crankshaft rotations, weighted

according to engine speed and load factor

Action in service

Ignition coils, spark plugs, ignition cables, injectors, DME

Fault effect and breakdown warning

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

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

104

none

P166A

2D50 – P166A

Information saved in

DME

Fault code

2D50 – P166A

Fault text

DME, internal fault: monitoring, cruise control

Fault description

Control Module Self-Test, LDM (Longitudinal Dynamics

Management) Monitoring

Condition for fault identification

Test condition:

Control module monitoring

Throttle valve not without current, LDM initialized;

Interface fails to detect implausible torque demand

Terminal condition: Terminal 15 ON

Voltage condition:

Voltage in onboard electrical system >= 10 V

Condition for fault memory entry

480 ms

Action in service

Check CAN, LDM control module

If frequency is >=3 Replace DME

Fault effect and breakdown warning

Driver information

Warning light:

MIL OFF EML OFF CC: Vehicle speed control

Vehicle speed controller is rejected

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

none

P2138

2D20 – P2138

Information saved in

DME

Fault code

2D20 – P2138

Fault text

Accelerator-pedal module, pedal-position sensor,

plausibility between signal 1 and signal 2

Fault description

Throttle/Pedal Position Sensor/Switch ‘D’ / ‘E’ Voltage

Correlation

Condition for fault identification

Test condition:

Pedal-position sensor monitor

Terminal condition: Terminal 15 ON

Voltage condition:

Voltage in onboard electrical system >= 10 V

Condition for fault memory entry

0.02 sec.

Action in service

1) Check: Pedal-position sensor voltages [Pot voltage 2 =

(Pot voltage1)/2]2)

Check wires from DME to PWG,

3) Visual inspection of plug terminals (on components,

wiring harness and DME),

4) Replace PWG

Fault effect and breakdown warning

Driver information

Warning light:

CC status report: Reduced engine power!

EML ON restricted PW gradient and PW limit via rpm

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

none

P1584

30C2 – P1584

Information saved in

DME

Fault code

30C2 – P1584

Fault text

Oil-pressure control valve, activation

Fault description

Oil Pump Circuit Open

Condition for fault identification

Test condition:

Monitored at:

10 % PWM < Control activation PWM to oil pump 10 V

Condition for fault memory entry

1 sec.

Action in service

1. Check wiring

Repair if defective

If wiring is OK proceed

to check component

Fault effect and breakdown warning

2010-2020 BMW 128i Diagnostic and Repair Information

none

30C6 – P15A6 (DME)

30C6 – P15A6

Information saved in

DME

Fault code

30C6 – P15A6

Fault text

Engine-oil-pressure sensor, plausibility

Fault description

Engine Oil Pressure Too High Before Start

Condition for fault identification

Test condition:

NKW=0, Terminal 15, the barometric pressure sensor must

not be malfunctioning

Terminal condition: Terminal 15

Voltage condition:

none

Condition for fault memory entry

0.2

Action in service

Replace oil pressure sensor

Fault effect and breakdown warning

2010-2020 BMW 128i Diagnostic and Repair Information

none

2E1A

2E1A – P1303

Information saved in

DME

Fault code

2E1A – P1303

Fault text

Firing, cylinder 3

Fault description

Ignition Monitoring Cylinder 3 Spark Duration Too Short

Condition for fault identification

Test condition:

Engine on, start phase completed, crankshaft absolves 48

revolutions after start (corresponding to approximately 5

sec. at idle), dual ignition off, secondary sparks off

Terminal condition: Terminal 15 ON

Voltage condition:

Voltage in onboard electrical system > 11 V

Condition for fault memory entry

Segment synchronization

Action in service

Check wiring harness, ground connection and plug-in

contacts. Visual inspection of spark plug, ignition coil

(replace if damaged). After excluding all of these faults from

consideration replace the control module.

Fault effect and breakdown warning