Isuzu 4JA1 Workshop Manual page 281

Engine Coolant Temperature Coolant (ECT) Sensor
Connector No.
Connector Color
Test Adapter No.
Pin Wire Color
1 GRY ECT Sensor Signal
2 BLK/PNK ECT Sensor Low Reference
Fuel Injection Pump Control Unit (PCU)
Connector No.
Connector Color
Test Adapter No.
Pin Wire Color
1 RED CAN Low Signal
2 YEL CAN High Signal
   
3 Not Used
LNW46ESH003901
E-41
Gray
J-35616-4A
Pin Function
RTW66ESH000701
E-6
Black
J-35616-8
Pin Function
Engine Control System (4JH1) 6E-27
Connector No.
Connector Color
Test Adapter No.
Pin Wire Color
   
4 Not Used
5 ORN Engine Shutoff (ESO) Solenoid
Valve Control Signal Input
6 BLK Ground
7 BLU/RED Battery voltage
8 PNK CKP Sensor Signal Input
   
9 Not Used
Glow Plug
Connector No.
Connector Color
Pin Wire Color
1 BLK/RED Power Supply
E-6
Black
J-35616-8
Pin Function
LNW46ESH000701
E-49
Silver
Pin Function