
ENGINE (J05E)/TROUBLESHOOTING
2–87
1.
Disconnect the J/C_CAN1 (10P) connector.
2.
Connect the signal check harness to the engine ECU vehicle-side
connector. (Do not connect harness to the ECU)
3.
Use electrical tester to measure the resistance between (CANL)
terminal and (CANH) terminal at the ECU check harness. These
circuits are identified as terminal V16 and terminal V36 on the
ECU check harness A.
NO
YES
7
Check harness in CAN bus line between engine ECU and J/C_CAN5 (Failure Site 3)
A
V36
V16
SHTS021270300072
Measurement
conditions
Tester
connections
Standard values
Starter key: LOCK
Signal check har-
ness (Engine ECU)
V16 (CANL)
–
V36 (CANH)
110
–
130
Do the measurements meet the standard value?
Procedure completed.
If another CAN communication system DTC
is detected, go to the diagnostic procedure
for the detected DTC.
Perform After-inspection work. (Clear all past
DTC. Check no DTC is stored after test
drive.)
CAN bus line disconnection between engine
ECU and J/C_CAN5
Repair or replace the harness.
Perform After-inspection work. (Clear all past
DTC. Check no DTC is stored after test
drive.)