Kubota V3800-CR-TE4 Diagnosis Manual page 184

V3800-CR-TE4,V3800-CR-TIE4, DM
(1) Terminal THW (2) Terminal A-GND2
1. Check the Coolant Temperature Sensor Signals
1. Place the key switch in the ON position, and check the "Coolant
temperature" and "Coolant temperature sensor output voltage"
on the diagnosis tool data monitor.
Actual coolant
temperature
20 °C (68 °F)
40 °C (104 °F)
60 °C (140 °F)
80 °C (176 °F)
100 °C (212 °F)
OK
NG
(a) CAN1 Connector
1-S157
(a) Terminal Layout
(b) Coolant Temperature
Sensor
Factory specification
Coolant temperature
20 °C (68 °F)
40 °C (104 °F)
60 °C (140 °F)
80 °C (176 °F)
100 °C (212 °F)
Clear the DTC and check whether it is output again or not.
OK Normal.
NG Replace the ECU.
Go to "2. Measure the Resistance Between Terminals".
COMMON RAIL SYSTEM
(c) ECU Connector 1
(A: 96 Pin)
9Y1200192CRS0687US0
Output voltage
Approx. 2.4 V
Approx. 1.5 V
Approx. 0.9 V
Approx. 0.5 V
Approx. 0.3 V
9Y1200192CRS0258US0
KiSC issued 05, 2012 A