TOHATSU BFT115A Service Manual page 137

MIL IS ON BUT DTC IS 0 OR DOES NOT COMMUNICATE
Bl Black Br Brown
Y Yellow O Orange
Bu Blue Lb Light blue
Lg
G Green Light green
R Red P Pink
W White Gr Gray
OPTION
COMBINATION
SWITCH
LOAD
Bl/Y Bl/Y
BAT
W/Bl W/Bl
INDICATOR
LAMP
(MIL)
BAT
Bl/Y Bl/Y
WARNL
R/Bu R/Bu
R/Bu
W/Bl
1. DLC power/GND line open circuit inspection
Turn the combination switch OFF and disconnect
the HDS.
Turn the combination switch ON.
Measure the voltage at the DLC
(Yellow/Red) terminal and No.2 (Black) terminal.
Is battery voltage present?
YES – GO TO STEP 2.
NO – • Repair open in the Yellow/Red wire.
• Repair open in the Black wire.
• If main wire harness is normal, inspect
No. 9
FUSE
(15 A)
ECM 6 7
12 15
PG4
G
WARNL
R/Bu
THL
R/Bl
12V
PB
W/R
K-LINE
Bu
PG3
G
TRMA
Y/Bu
5V
VCC1
Br/Y
5V
VCC2
Br/W
IGP1
Y/Bl
IGP2
Y/Bu
PG1
G/R
5V
VCC3
Lg/Bl
SG1
G/R
5V
SG2
G/R
SCS
Lg
LG1 G/Bl
PG2
G/R
13
3
R/Bu
2
W/Bl
the No.10 fuse circuit in the fuse/relay
junction box (page 10-14).
TP SENSOR MAP SENSOR
1 2 3 1 2 3
20
30
Br/W R/Bl G/R Br/Y W/R G/R
W/Bl
G G/Bl
Bl
Bu
G/R
GND2 GND3
No.3
11
GND 2
(Black)
FUEL SYSTEM
No. 5 No. 10
FUSE FUSE
(10 A) (10 A)
11
4
15 16
Y/R
11
Bu
Bl
DLC
Y/R
Lg
28
G/R
JOINT
CONNECTOR 2
G/R
TRIM
ANGLE
SENSOR
22
Lg/Bl
Y/Bu
Bl
G/Bl G/Bl W/Bl W/Bl Bl Bl Bl
29
17 20 21 24 6 3 2
JOINT
CONNECTOR 1
DLC
11
IGP3
(Yellow/Red)
5-19