A00168
ON
EGR Gas Temp.
Sensor
ECM
19
9
1
2
BE6653
FI7055
THG
E2
E4
E5
5V
−
DIAGNOSTICS
ENGINE
DI
−
71
1996 LAND CRUISER (RM451U)
INSPECTION PROCEDURE
TOYOTA hand
−
held tester
1
Connect the TOYOTA hand
−
held tester and read value of EGR gas temp. value.
PREPARATION:
(a)
Remove the fuse cover on the instrument panel.
(b)
Connect the TOYOTA hand
−
held tester to the DLC3.
(c)
Turn ignition switch ON and push the TOYOTA hand
−
held tester main switch ON.
CHECK:
Read EGR gas temp. on the TOYOTA hand
−
held tester.
OK:
EGR gas temp.: 10
°
C (50
°
F) or more
HINT:
If there is and open circuit, the TOYOTA hand
−
held tester indicates 3.1
°
C (37.6
°
F).
OK
Go to step 4.
NG
2
Check for open in harness or ECM.
PREPARATION:
(a)
Disconnect the EGR gas temp. sensor connector.
(b)
Connect sensor wire harness terminals together.
(c)
Turn ignition switch ON.
CHECK:
Read EGR gas temp. on the TOYOTA hand
−
held tester.
OK:
EGR gas temp.: Approx. 157.5
°
C (315.5
°
F)
OK
Confirm good connection at sensor.
If OK, replace EGR gas temp. sensor.
NG
Brought to you by BirfMark
Brought to you by BirfMark
Version 1.00 - 12/21/2010