DESCRIPTION
The headlight leveling ECU assembly detects the low beam headlights status.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
First check that the low beam headlights operate normally.
PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (ENGINE ROOM JUNCTION BLOCK ASSEMBLY - ECU) |
(a) Disconnect the A40 headlight leveling ECU assembly connector. |
|
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Switch Condition |
Specified Condition |
---|---|---|
A40-3 (B2) - Body ground |
Light control switch in head position |
11 to 14 V |
*1 |
Front view of wire harness connector (to Headlight Leveling ECU assembly) |
OK | ![]() |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Sound Signal Circuit between Radio Receiver and Stereo Jack Adapter
DESCRIPTION
The No. 1 stereo jack adapter assembly sends the sound signal from an
external device to the radio and display receiver assembly via this circuit.
The sound signal that has been sent is amplified by the radio and display
receiver ...
Disassembly
DISASSEMBLY
PROCEDURE
1. REMOVE TRANSMISSION WIRE
2. REMOVE ATF TEMPERATURE SENSOR ASSEMBLY
(a) Remove the 4 bolts, ATF temperature sensor assembly and clamp from
the valve body assembly.
Text in Illustration
*1
...
Power Source Mode does not Change to ON (IG)
DESCRIPTION
When the engine switch is pushed with the electrical key in the cabin, the power
management control ECU receives signals to change the power source mode.
HINT:
To allow use of the Techstream to inspect the push-button start function when
the ...