Clearance Warning ECU Communication Stop Mode [11/2016 - ]: Procedure
- CHECK FOR OPEN IN CAN BUS LINES (CLEARANCE WARNING ECU ASSEMBLY BRANCH LINE)
- Disconnect the cable from the negative (-) battery terminal.
- Disconnect the F87 clearance warning ECU assembly connector.
*a Front view of wire harness connector
(to Clearance Warning ECU Assembly) - Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition F87-17 (R1) - F87-18 (R2) Cable disconnected from negative (-) battery terminal 54 to 69 Ω
Result:
NG
REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (CLEARANCE WARNING ECU ASSEMBLY)
Result:
OK
See step 2
- CHECK HARNESS AND CONNECTOR (POWER SOURCE CIRCUIT)
- Measure the resistance according to the value(s) in the table below.
*a Front view of wire harness connector
(to Clearance Warning ECU Assembly)Standard Resistance
Tester Connection Condition Specified Condition F87-27 (E) - Body ground Cable disconnected from negative (-) battery terminal Below 1 Ω - Reconnect the cable to the negative (-) battery terminal.
- Measure the voltage according to the value(s) in the table below.
*a Front view of wire harness connector
(to Clearance Warning ECU Assembly)Standard Voltage
Tester Connection Condition Specified Condition F87-12 (IG) - Body ground Ignition switch ON 11 to 14 V
Result:
OK
REPLACE CLEARANCE WARNING ECU ASSEMBLY. Refer to REMOVAL [12/2013 - ]
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR (POWER SOURCE CIRCUIT)
- Measure the resistance according to the value(s) in the table below.