Lexus RX300 (MCU15). Service manual - part 358
DI2FR–07
I03226
R17
R16
REAR RIGHT DOOR ECU
3
2
1
5
4
8
7
6
10
13
12
11
9
5
4
3
2
1
8
7
6
18
17
16
15
14
19
25
24
23
22
21
20
DI–662
–
DIAGNOSTICS
REAR RIGHT DOOR CONTROL SYSTEM
LEXUS RX300 (RM785E)
TERMINALS OF ECU
Symbols (Terminals No.)
Wiring Color
Condition
STD Voltage (V)
A– ↔ GND
L B ↔ W B
Door lock switch OFF or LOCK
Below 1.0
A ↔ GND
(R16–1 ↔ R16–25)
L–B ↔ W–B
Door lock switch UNLOCK
10 – 14
CTY ↔ GND
R Y ↔ W B
Rear RH door closed
10 – 14
CTY ↔ GND
(R16–8 ↔ R16–25)
R–Y ↔ W–B
Rear RH door open
Below 1.0
SIG ↔ GND
(R16–9 ↔ R16–25)
R–L ↔ W–B
Constant
10 – 14
PCTO ↔ GND
L O ↔ W B
Window lock switch UNLOCK*
10 – 14
PCTO ↔ GND
(R16–10 ↔ R16–25)
L–O ↔ W–B
Window lock switch LOCK*
Below 1.0
PCTI ↔ GND
L R ↔ W B
Window lock switch UNLOCK*
10 – 14
PCTI ↔ GND
(R16–11 ↔ R16–25)
L–R ↔ W–B
Window lock switch LOCK*
Below 1.0
A+ ↔ GND
L R ↔ W B
Door lock switch OFF or UNLOCK
Below 1.0
A+ ↔ GND
(R16–13 ↔ R16–25)
L–R ↔ W–B
Door lock switch LOCK
10 – 14
BDR ↔ GND
(R16–14 ↔ R16–25)
L–W ↔ W–B
Constant
10 – 14
CPUB ↔ GND
(R16–15 ↔ R16–25)
G–B ↔ W–B
Constant
10 – 14
LSW ↔ GND
GR ↔ W B
Rear LH door is locked
10 – 14
LSW ↔ GND
(R16–17 ↔ R16–25)
GR ↔ W–B
Rear LH door is unlocked
Below 1.0
AUTO ↔ GND
lgnition switch ON and power window switch OFF,UP or DOWN
Below 1.0
AUTO ↔ GND
(R16–22 ↔ R16–25)
Y ↔ W–B
lgnition switch ON and power window switch AUTO,UP
or DOWN
10 – 14
MDN ↔ GND
R W ↔ W B
lgnition switch ON and powr window switch OFF or UP
Below 1.0
MDN ↔ GND
(R16–23 ↔ R16–25)
R–W ↔ W–B
lgnition switch ON and powr window switch DOWN
10 – 14
MUP ↔ GND
Y G ↔ W B
lgnition switch ON and power window switch OFF or DOWN
Below 1.0
MUP ↔ GND
(R16–24 ↔ R16–25)
Y–G ↔ W–B
lgnition switch ON and power window switch UP
10 – 14
DN ↔ GND
G ↔ W B
lgnition switch ON and power window switch OFF or UP
Below 1.0
DN ↔ GND
(R17–1 ↔ R16–25)
G ↔ W–B
lgnition switch ON and power window switch DOWN
10 – 14
LMT ↔ GND
Y ↔ W B
Window fully – close position
10 – 14
LMT ↔ GND
(R17–2 ↔ R16–25)
Y ↔ W–B
Window except fully – close position
Below 1.0