TERMINALS OF ECU
1. AIR CONDITIONING AMPLIFIER
(a) Measure the voltage and resistance according to the value(s) in the table below.
Terminal No. (Symbol) |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
---|---|---|---|---|
F87-9 (ROUT) - Body ground |
LG - Body ground |
Output climate control signal (Front passenger side) |
Engine switch on (IG) Refreshing seat switch RH blower side level 3 |
Pulse generation (see waveform 1) |
F87-10 (LOUT) - Body ground |
L - Body ground |
Output climate control signal (Driver side) |
Engine switch on (IG) Refreshing seat switch LH blower side level 3 |
Pulse generation (see waveform 1) |
F87-15 (SW 5) - Body ground |
W - Body ground |
Input climate control signal (Front passenger side) |
Engine switch on (IG) Refreshing seat switch RH level 0 |
4.5 to 5.5 V |
Engine switch on (IG) Refreshing seat switch RH blower side level 3 |
Below 1 V |
|||
F87-16 (SW 4) - Body ground |
V - Body ground |
Input climate control signal (Driver side) |
Engine switch on (IG) Refreshing seat switch LH level 0 |
4.5 to 5.5 V |
Engine switch on (IG) Refreshing seat switch LH blower side level 3 |
Below 1 V |
|||
F42-31 (S5-4) - Body ground |
V - Body ground |
Power supply |
Engine switch on (IG) |
4.5 to 5.5 V |
F42-35 (SG-4) - Body ground |
SB - Body ground |
Ground |
Always |
Below 1 Ω |
If the result is not as specified, the air conditioning amplifier may have a malfunction.
(1) Using an oscilloscope, check waveform 1.
Waveform 1 (Reference)
Item |
Content |
---|---|
Terminal No. (Symbol) |
F87-9 (ROUT) - Body ground F87-10 (LOUT) - Body ground |
Tool Setting |
2 V/DIV., 500 μsec/DIV. |
Condition |
Engine switch on (IG) Refreshing seat switch blower side level 3 |
Initialization
INITIALIZATION
1. INITIALIZE SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY
NOTICE:
Before starting this operation, make sure that the guide rails are not
deformed and there is no foreign object on the guide rails.
When the sliding roof glass is adjus ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT TIE ROD END SUB-ASSEMBLY
(a) Install the nut.
(b) Flip the ball joint stud back and forth 5 times as shown in the illustration.
(c) Using a torque wrench, turn the nut co ...