Checking Exhaust Gas Temperature Sensor; Selecting Cylinder Head Gasket - Kubota D1803-CR-E4 Workshop Manual

SERVICING
4. Checking and adjusting
3. Measure the resistance between the terminal IATS
(2) and the terminal A-GND 10 (1) on the sensor
side.
Service specification
Temperature
20 ℃
68 ℉
40 ℃
104 ℉
60 ℃
140 ℉
80 ℃
176 ℉
NOTE
• If the measurement is out of the service
specifications, replace the air flow sensor.
(1) Terminal A-GND 10
(2) Terminal IATS
(3) Terminal AFS
4.28 Checking exhaust gas
temperature sensor
Tools required
• Circuit tester
1. Turn the key switch OFF.
2. Remove the connector from the sensor side.
3. Measure the resistance between the terminal (1)
and terminal A-GND3 (2) on the sensor side.
D1803-CR-E4,D1803-CR-TE4,D1803-CR-TIE4,V2403-CR-E4,V2403-CR-TE4,V2403-CR-TE4BG,V2403-CR-TIE4
Resistance
Approx. 2.43 kΩ
Approx. 1.15 kΩ
Approx. 0.587 kΩ
Approx. 0.321 kΩ
(4) Terminal Ground
(5) Terminal Power (+12 V)
Service specification
Temperature
100 ℃
212 ℉
150 ℃
302 ℉
200 ℃
392 ℉
250 ℃
482 ℉
(1) Terminal (T : IDOC, T :
0 1
ODOC, T : ODPF)
2

4.29 Selecting cylinder head gasket

After you replace an item below, you have to select a
cylinder head gasket.
• Piston
• Piston pin
• Small end bushing
• Connecting rod
• Crankpin bearings
4. ENGINE
Resistance
Approx. 18.3 kΩ
Approx. 7.88 kΩ
Approx. 4.00 kΩ
Approx. 2.30 kΩ
(2) Terminal A-GND3
4-111
KiSC issued 12, 2018 A