ENGINE (J05E)/TROUBLESHOOTING
2–745
1.
Set the starter key to the "LOCK" position.
2.
Connect the signal check harness to the engine ECU.
3.
Disconnect the common rail pressure sensor connector.
4.
Set the starter key to the "ON" position.
5.
Use the electrical tester to measure the voltage between the termi-
nals of the engine ECU (signal check harness).
NO
YES
3
Inspect the sensor power supply
C
D
E13
E33
E49
E56
E68
E64
E76
E65
SHTS021270300677
Measurement
conditions
Tester
connections
Standard values
starter key: ON
Engine ECU (sig-
nal check har-
ness)
VC (E13)
–
E1
(E56)
PCR1 (E49)
–
E1
(E56)
PC1S (E68)
–
E1
(E56)
VC2 (E33)
–
E2
(E76)
PCR2 (E64)
–
E2
(E76)
PC2S (E65)
–
E2
(E76)
4.5
–
5.5 V
Do the measurements meet the standard value?
Go to step 4.
Replace the engine ECU.
Perform "After-inspection work" of INFOR-
MATION section.