SYSTEM DIAGRAM
Communication Table
|
Sender |
Receiver |
Signal |
Line |
|---|---|---|---|
|
Main Body ECU (Driver Side Junction Block Assembly) |
Clearance Warning ECU Assembly |
Destination information |
CAN |
|
ECM |
Clearance Warning ECU Assembly |
Shift position |
CAN |
|
Combination Meter Assembly |
Clearance Warning ECU Assembly |
Vehicle speed |
CAN |
|
Air Conditioning Amplifier Assembly |
Clearance Warning ECU Assembly |
Ambient temperature display |
CAN |
|
Clearance Warning ECU Assembly |
Combination Meter Assembly |
|
CAN |
System Description
How To Proceed With TroubleshootingRemoval
REMOVAL
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the RH side and LH side.
The following procedure is for the LH side.
The rear speed sensor is a component of the rear axle hub and bearing
assembly. If the sensor malfuncti ...
VC Output Circuit
DESCRIPTION
The ECM constantly generates 5 V of power from battery voltage supplied to the
+B (BATT) terminal to operate the microprocessor. The ECM also provides this power
to the sensors through the VC output circuit.
When the VC circuit is short-cir ...
Operation Check
OPERATION CHECK
1. CHECK AUTO OPERATION
NOTICE:
Make sure that initialization is completed before inspection (See page
).
HINT:
When pressing the switch for 0.3 seconds or less, the roof glass moves but auto
operation does not operate.
(a) Turn the i ...