ENGINE (J05E)/TROUBLESHOOTING
2–616
1.
Set the starter key to the "LOCK" position.
2.
Disconnect the air flow sensor connector.
3.
Connect the signal check harness to the engine ECU. (Do not con-
nect harness to the ECU.)
4.
Use the electrical tester to measure the resistance between the
terminals of the engine ECU and ground.
NO
YES
4
Inspect for short-circuit of the air flow sensor harness
C
D
E12
E74
E78
SHTS021270300563
Measurement
conditions
Tester
connections
Standard values
Starter key: LOCK
Engine ECU (sig-
nal check har-
ness)
VAF (E12)
–
Ground
VG (E74)
–
Ground
EVG (E78)
–
Ground
Do the measurements meet the standard value?
Go to step 5.
Repair or replace the harness.
Perform "After-inspection work" of INFOR-
MATION section.
