Service manual

3. Electrical Parts
3-14
SDG45S-6A6
SG06044E
(1) List of functions
Pin No.
Line
color
Connection Explanation of function
BAT R Charge relay 2nd terminal Power for charging voltage
R R/W Fuse 10A
Detect output voltage from alternator and adjust
the current flowing to rotor coil
Tachometer with hour meter
CN6-1 terminal
Power for hour meter functioning
Controller CN2-6 terminal
For switching off warning lamp for charging
battery
L W
Time relay (QHS controller)
CN1-6 terminal
Power for stopping after-heat
※1
P
Y/B Safety relay CN4-1 terminal
For separating starter
When the frequency of P terminal exceeds 190±
10Hz, safety relay contact changes and
separates starter motor.
E B Grounding
※1：For failure diagnosis of P terminal, the generated voltage between P-E terminals will be normal if
it reaches about DC7.2V.
(2) Judgement of alternator functions
Checking method by measuring battery
terminal at full load operation
Normal Value
Measure the battery terminal voltage at full
load operation.
14.4±0.3V
Interior cable connection