3.3.19 Fault code 18.1.00 -
Fault code DIN brief description Cause Consequences Remedy
18 = track guidance preparation (EHL)
0, 1, 2 = fault weighting (0 = heavy, 1 = medium; 2 = light)
01... = sequential number
The fault codes are sorted by serial number
18.2.00
A050 basic control unit ECU
Warning message if steering
switches off due to "excess speed"
18.1.01
A100 MFA, multifunction armrest
VarioGuide partial activation button
Partial activation button in MFA
faulty,
Signal fault
18.1.02
A100 MFA, multifunction armrest
VarioGuide full activation button
Full activation button in MFA faulty,
Signal fault
18.1.03
A100 MFA, multifunction armrest
MFA fails to report
18.2.05
A100 MFA, multifunction armrest
Seat switch
Seat not "occupied" when steering
is activated
18.1.06
S053 driver presence seat switch
Seat switch faulty,
Signal fault
(Fault code is output by
the "EHL" function)
18.1.08
Y099 pilot pressure switch-off solenoid valve
Solenoid valve faulty,
Signal fault
Circuit diagram
18.1.1A
B067 steering angle sensor
Steering angle sensor faulty,
Signal fault
18.1.1C
B067 steering angle sensor
Invalid calibration values for
steering angle sensor in EEPROM
Calibration code "2401"
Calibration code "2403"
3. Faults and remedy
Maintenance 215
530.020.020.011 Rev.A