CHECK AT ECU TERMINAL



POWER WINDOW MAIN SWITCH TERMINAL CHECK





Terminal No.
Terminal code
Check item
Check condition
Normal condition
1
D.AS
Output to power window motor (Passenger’s side)
The front passenger’s window lowers
System voltage
The front passenger’s window rises
1 V or less
2
U.AS
Output to power window motor (Passenger’s side)
The front passenger’s window rises
System voltage
The front passenger’s window lowers
1 V or less
3
MD
Output to power window motor (Driver’s side)
The driver’s window lowers
1 V or less
The driver’s window rises
System voltage
4
MU
Output to power window motor (Driver’s side)
The driver’s window rises
1 V or less
The driver’s window lowers
System voltage
5
+BP
Power supply
Always
System voltage
6
SEN1
Input from power window motor (pulse sensor signal)
When the power windows are operating
0 to 5 V (pulse signal)
7
SGND
Input from power window motor (pulse sensor earth)
-
1 V or less
8
E.DL
Earth
Always
1 V or less
9
VCC
Input from power window motor (power supply to pulse sensor)
When the power windows are operating
5 V
10
+B
Power supply
Ignition switch: ON
Battery positive voltage
11
D.RR
Output to power window motor (Rear right side)
The rear right window lowers
System voltage
The rear right window rises
1 V or less
12
U.RR
Output to power window motor (Rear right side)
The rear right window rises
System voltage
The rear right window lowers
1 V or less
13
SEN2
Input from power window motor (pulse sensor signal)
When the power windows are operating
0 to 5 V (pulse signal)
14
-
-
-
-
15
D.RL
Output to power window motor (Rear left side)
The rear left window lowers
System voltage
The rear left window rises
1 V or less
16
U.RL
Output to power window motor (Rear left side)
The rear left window rises
System voltage
The rear left window lowers
1 V or less
17
-
-
-
-
18
-
-
-
-
19
-
-
-
-
21
-
-
-
-
22
D.L
Output to door unlock signal
The central door lock switch is unlocked
1 V or less
The central door lock switch is turned off
0V
23
D.UL
Output to door lock signal
The central door lock switch is locked
1 V or less
The central door lock switch is turned off
0V
24
-
-
-
-