External Wiring Diagram; Engine Ecu External Wiring Diagram - Denso 4D56 Service Manual

Operation Section
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15. EXTERNAL WIRING DIAGRAM

15.1 Engine ECU External Wiring Diagram

The wiring diagram below is common to the 4D56/4M41 model.
Control (ECCS) Relay
P1 P2
Starter
Motor
S
OFF
I
Key
ACC
Glow Pulg Relay
Battery
BATT
Engine Warning Light
P1
Vehicle Speed Sensor
Body
Earth Air Conditioning 1 Switch
Air Conditioning 2 Switch
BATT
B40 BATT
+BP
B38
B39 +BP
B24 M-REL
Throttle
THR
A15
Solenoid Valve
FAN Relay
A27
C FAN R
Air
Conditioning A26 A/C R
Relay
SCV
(Suction
A17 SCV
Control Valve)
B14 CAN1-H
CAN1-L
B06
B35 ETC +
Elecronic B37
ETC -
Throttle
Control B05 ETCP-M
A81
ETCP-S
A08 EGR +
EGR
DC Motor
A07 EGR -
A53 EGR LIFT
EGR
Position A72
EGR LIFT RTN
Sensor
B18 STA-SW
B26 IG-SW
A37 GROW R
A38 GROW L
Glow Light
A16 W
Tacho Meter
B25
TACHO
B16
SPD
A12 A/C1 SW
A31
A/C2 SW
A-VCC3 A44
A46
NE+
NE- A65
A45
A-VCC4
G+ A47
G- A66
B30
PS-SW Power Steering Switch
B20
MT REV SW
Reverse Shift Switch
B19
MT 1ST SW 1st Shift Switch
A-VCC1 B01
B02
APS1
B03
APS1 GND
A-VCC2 B09
B10
APS2
B11
APS2 GND
SCV+ A10
A29
SCV-
THA A79
A50
THF
THFRTN A69
A51 Coolant Temperature Sensor
THW
THWRTN A70
Crankshaft
Position
Sensor
Cylinder
Recognition
Sensor
Body
Earth
BATT
Accelerator
Position Sensor
SCV
(Suction Control Valve)
Air Temperature Sensor
Fuel Temperature Sensor
Q001257E