SYSTEM DIAGRAM
Transmitter |
Receiver |
Signal |
Communication Line |
---|---|---|---|
Air conditioning amplifier assembly |
ECM |
A/C idle up request signal |
CAN |
Heater idle up request signal |
|||
PTC heater control request signal* |
|||
Electricity load at low voltage state signal |
|||
Ambient temperature signal |
|||
Main body ECU |
Air conditioning amplifier assembly |
Main body request signal |
|
Combination meter assembly |
Air conditioning amplifier assembly |
Vehicle speed signal |
|
ECM |
Air conditioning amplifier assembly |
Engine coolant temperature signal |
|
Engine speed data |
|||
Engine type information signal |
|||
Heater control assembly |
Air conditioning amplifier assembly |
AUTO operation switch signal |
LIN |
OFF operation switch signal |
|||
A/C switch signal |
|||
Front defroster operation switch signal |
|||
Rear defogger operation switch signal |
|||
Mode operation switch signal |
|||
REC/FRS switch signal |
|||
Set temperature switch signal |
|||
Blower operation switch signal (up, down) |
Short to Battery in Motor RH Circuit (25,26)
DESCRIPTION
When there is a short to battery in the side auto step motor circuit, the side
auto step controller ECU assembly will not operate the automatic running board.
DTC No.
Detection Condition
Trouble Area
...
Open in CAN Main Wire
DESCRIPTION
There may be an open circuit in the CAN main wire and/or DLC3 branch wire when
the resistance between terminals 6 (CANH) and 14 (CANL) of the DLC3 is 69 Ω or higher.
Symptom
Trouble Area
The resistance be ...