Block Diagram
U15
TID
C
Clock
15
Ignition ON (terminal 15)
30
Battery positive (terminal 30)
31
Ground (terminal 31)
H1
Radio
AA
Signal radio "ON"
SCL
Serial Clock Line
MRQ
Master Request Line
SDA
Serial Data Line
K50
ABS control unit
K85
Malfunction in automatic transmission
S2
Illumination for light switch centre
SS
Setting button (dot)
SM
Mode button (clock symbol)
X13
Diagnosis