SYSTEM DIAGRAM
Communication Table
|
Transmitting ECU |
Receiving ECU |
Signal |
Communication Method |
|---|---|---|---|
|
Air Conditioning Control Assembly |
Air Conditioning Amplifier Assembly |
Rear window defogger switch signal |
LIN |
Parts Location
How To Proceed With TroubleshootingTransmitter Battery(w/ Smart Key System)
Replacement
REPLACEMENT
PROCEDURE
1. REMOVE TRANSMITTER BATTERY
NOTICE:
Take extra care when handling these precision electronic components.
(a) Push the release hook knob and extract the mechanical key.
...
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the front power seat control
system (w/ Memory).
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
...
System Voltage (P0560)
DESCRIPTION
The battery supplies electricity to the ECM even when the ignition switch is
off. This power allows the ECM to store data such as DTC history, freeze frame data
and fuel trim values. If the battery voltage falls below a minimum level, the stor ...