2010 BMW 128i Convertible (E88) L6-3.0L (N52K) P Code Charts
none
P1694
2CFB – P1694
Information saved in
DME
Fault code
2CFB – P1694
Fault text
Throttle-valve adaptation value
Fault description
Throttle Valve Actuator Start Test Spring Test and Limp-
Home Position Failed
Condition for fault identification
Test condition:
Terminal change and request for adaptation
Terminal condition: Terminal 15 ON
Voltage condition:
Voltage in onboard electrical system >= 10 V
Condition for fault memory entry
none
Action in service
1) Check engine-management fuses (5-fuse holder in
EBOX), 2) Check: The sum of throttle valve voltages must
equal 5 V,
3) Perform electrical check on wiring to throttle valve
sensors and throttle valve motor,
4) Visual inspection of plug-in contacts (at component,
wiring harness and DME),
5) Replace component
Fault effect and breakdown warning
Driver information
Warning light:
CC status report: Reduced engine performance!,
MIL ON
EMB + rpm limit 1300 rpm
