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 |
Radio Receiver
Components
COMPONENTS
ILLUSTRATION
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. REMOVE NO. 1 INSTRUMENT CLUSTER FINISH PANEL GARNISH
2. REMOVE NO. 2 INSTRUMENT CLUSTER FINISH PANEL GARNISH
3. REMOVE HEATER CONTROL ASSEMBLY
4. REMOVE RAD ...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK POWER STEERING ECU ASSEMBLY
(a) Measure the voltage and resistance according to the value(s) in the table
below.
Terminal No. (Symbol)
Wiring Color
Terminal Description
Condition
...