DEF SCR SYSTEM (DCU)
5–239
1.
Replace the DEF tank temperature sensor.
2.
Warm up the engine. (engine coolant temperature: 60
C {140
F}
or more)
3.
Stop the engine.
4.
Set the starter switch to the "ON" position.
5.
Select [DCU] and check if P20B2 has been detected in [Fault Infor-
mation].
NO
YES
14
Replace the DEF tank temperature sensor
Select
DCU
SAPH16F020400160
Has the DTC P20B2 been detected?
Replace the DCU.
Perform "After-inspection work" of INFOR-
MATION section.
Procedure completed.
Perform "After-inspection work" of INFOR-
MATION section.
Summary of Contents for 238
Page 201: ...ENGINE CONTROL SYSTEM J08E 4 978 Harness disconnection or short circuit ...
Page 215: ...ENGINE CONTROL SYSTEM J08E 4 992 Malfunction of sensor 2 Malfunction of engine ECU ...
Page 301: ...ENGINE CONTROL SYSTEM J08E 4 1078 8 Estimated failure factors Malfunction of engine ECU ...
Page 709: ...DEF SCR SYSTEM DCU 5 143 8 Estimated failure factors DEF pump pressure sensor malfunction ...
