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 |
System Description
How To Proceed With TroubleshootingCompressor Lock Sensor Circuit (B1422/22)
SYSTEM DESCRIPTION
The ECM sends the engine speed signal to the A/C amplifier via CAN communication.
The A/C amplifier reads the difference between compressor speed and engine speed.
When the difference becomes too large, the A/C amplifier determines that ...
Freeze Frame Data
FREEZE FRAME DATA
1. FREEZE FRAME DATA
(a) Whenever an ABS DTC is detected, the skid control ECU stores the current
vehicle (sensor) state as Freeze Frame Data.
(b) The skid control ECU stores the number of times (maximum: 31) the ignition
switch has be ...
Dtc Check / Clear
DTC CHECK / CLEAR
1. CHECK DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Navigation System / Trouble
Codes.
(e) Check for DTCs (See page ).
...