Back-up Power Source Circuit
ComponentsOn-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT COOLING FAN OPERATION AT LOW TEMPERATURES (Below 83°C (181°F))
(a) Turn the ignition switch to ON.
(b) Check that the cooling fans stop.
If not, check the cooling fan relays and engine coolant temperature senso ...
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the intuitive parking assist
system.
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT ...
Lost Communication with ECM / PCM "A" (U0100)
DESCRIPTION
The power management control ECU receives shift position information from 2 sources.
It receives a shift position P signal from the shift lock control unit assembly
via a direct line, and shift position information from the ECM via CAN. If the ...