| Last Modified: 4-30-2014 | 6.6 U | Doc ID: RM000001B6E000X |
| Model Year: 2006 | Model: LX470 | Prod Date Range: [05/2005 - ] |
| Title: WINDSHIELD / WINDOWGLASS: POWER WINDOW CONTROL SYSTEM: TERMINALS OF ECU; 2006 MY LX470 [05/2005 - ] | ||
TERMINALS OF ECU
1. CHECK POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY
(a) Measure the voltage of the switch connector.
|
Symbols (Terminal No.) |
Wiring Color |
Condition |
Specified Condition |
|---|---|---|---|
|
GND (P15-2) - Body ground |
W-B - Body ground |
Always |
Below 1 V |
|
UP (P15-1) - GND (P15-2) |
Y - W-B |
Driver side power window does not operate |
Below 1 V |
|
Driver side power window moves upward |
10 to 14 V |
||
|
KL (P15-4) - KEYE (P15-3) |
L-W - W-B |
Door key lock and unlock switch is in LOCK position |
Below 1 V |
|
Door key lock and unlock switch is in OFF position |
10 to 14 V |
||
|
LMT (P15-5) - SGND (P15-13) |
L-Y - BR-B |
Except window full-close position |
Below 1 V |
|
Window full-close position |
10 to 14 V |
||
|
WLSW (P15-6) - GND (P15-2) |
Y-B - W-B |
Window lock switch OFF |
10 to 14 V |
|
Window lock switch ON |
Below 1 V |
||
|
MPX1 (P15-7) |
B |
Multiplex communication circuit |
- |
|
CPUB (P15-9) - GND (P15-2) |
L-W - W-B |
Always |
10 to 14 V |
|
BDR (P15-10) - GND (P15-2) |
L - W-B |
Always |
10 to 14 V |
|
DN (P15-11) - GND (P15-2) |
G - W-B |
Driver side power window does not operate |
Below 1 V |
|
Driver side power window moves downward |
10 to 14 V |
||
|
KUL (P15-14) - KEYE (P15-3) |
G-B - W-B |
Door key lock and unlock switch is in OFF position |
10 to 14 V |
|
Door key lock and unlock switch is in UNLOCK position |
Below 1 V |
||
|
PLS (P15-15) - SGND (P15-13) |
L-W - BR-B |
During power window operation |
Pulse generation |
|
Power window is not operated (pulse switch ON) |
Below 1 V |
||
|
Power window is not operated (pulse switch OFF) |
10 to 14 V |
||
|
LSWD (P15-16) - KEYE (P15-3) |
L-B - W-B |
Driver door lock position switch ON |
10 to 14 V |
|
Driver door lock position switch OFF |
Below 1 V |
||
|
SIG (P15-20) - GND (P15-2) |
B-W - W-B |
Ignition switch ON |
10 to 14 V |
- If the result is not as specified, the switch may have a malfunction.
2. CHECK FRONT POWER WINDOW REGULATOR SWITCH ASSEMBLY RH
(a) Measure the voltage of the switch connector.
|
Symbols (Terminal No.) |
Wiring Color |
Condition |
Specified Condition |
|---|---|---|---|
|
GND (P12-7) - Body ground |
W-B - Body ground |
Always |
Below 1 V |
|
DN (P12-1) - GND (P12-7) |
G - W-B |
Front passenger side power window does not operate |
Below 1 V |
|
Front passenger side power window moves downward |
10 to 14 V |
||
|
LMT (P12-3) - SGND (P12-5) |
L-Y - BR-B |
Except window full-close position |
Below 1 V |
|
Window full-close position |
10 to 14 V |
||
|
PLS (P12-4) - SGND (P12-5) |
L-W - BR-B |
During power window operation |
Below 1 V |
|
Power window is not operated (pulse switch ON) |
10 to 14 V |
||
|
Power window is not operated (pulse switch OFF) |
Below 1 V |
||
|
UP (P12-6) - GND (P12-7) |
Y - W-B |
Front passenger side power window is not operating |
Below 1 V |
|
Front passenger side power window is moving upward |
10 to 14 V |
||
|
MPX1 (P12-8) |
W |
Multiplex communication circuit |
- |
|
SEL1 (P12-9) - GND (P12-7) |
W-B - W-B |
Always |
Below 1 V |
|
PCT (P12-11) - GND (P12-7) |
Y-B - W-B |
Ignition switch ON, power window lock switch OFF |
Below 1 V |
|
Ignition switch ON, power window lock switch ON |
10 to 14 V |
||
|
BDR (P12-12) - GND (P12-7) |
L - W-B |
Always |
10 to 14 V |
- If the result is not as specified, the switch may have a malfunction.
3. CHECK REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY LH
(a) Measure the voltage of the switch connector.
|
Symbols (Terminal No.) |
Wiring Color |
Condition |
Specified Condition |
|---|---|---|---|
|
GND (P13-7) - Body ground |
W-B - Body ground |
Always |
Below 1 V |
|
D (P13-1) - GND (P13-7) |
G - W-B |
Rear power window LH does not operate |
Below 1 V |
|
Rear power window LH moves downward |
10 to 14 V |
||
|
LMT (P13-3) - SGND (P13-5) |
L-Y - BR-B |
Except window full-closed position |
Below 1 V |
|
Window full-closed position |
10 to 14 V |
||
|
PLS (P13-4) - SGND (P13-5) |
L-W - BR-B |
During power window operation |
Below 1 V |
|
Power window is not operated (pulse switch ON) |
10 to 14 V |
||
|
Power window is not operated (pulse switch OFF) |
Below 1 V |
||
|
U (P13-6) - GND (P13-7) |
Y - W-B |
Rear power window LH is not operating |
Below 1 V |
|
Rear power window LH is moving upward |
10 to 14 V |
||
|
MPX1 (P13-8) |
W |
Multiplex communication circuit |
- |
|
SEL2 (P13-10) - GND (P13-7) |
W-B - W-B |
Always |
Below 1 V |
|
PCTI (P13-11) - GND (P13-7) |
Y-B - W-B |
Ignition switch ON, power window lock switch OFF |
Below 1 V |
|
Ignition switch ON, power window lock switch ON |
10 to 14 V |
||
|
BDR (P13-12) - GND (P13-7) |
L - W-B |
Always |
10 to 14 V |
- If the result is not as specified, the switch may have a malfunction.
4. CHECK REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY RH
(a) Measure the voltage of the switch connector.
|
Symbols (Terminal No.) |
Wiring Color |
Condition |
Specified Condition |
|---|---|---|---|
|
GND (P14-7) - Body ground |
W-B - Body ground |
Always |
Below 1 V |
|
D (P14-1) - GND (P14-7) |
G - W-B |
Rear power window RH does not operate |
Below 1 V |
|
Rear power window RH moves downward |
10 to 14 V |
||
|
LMT (P14-3) - SGND (P14-5) |
L-Y - BR-B |
Except window full-closed position |
Below 1 V |
|
Window full-closed position |
10 to 14 V |
||
|
PLS (P14-4) - SGND (P14-5) |
L-W - BR-B |
During power window operation |
Below 1 V |
|
Power window is not operated (pulse switch ON) |
10 to 14 V |
||
|
Power window is not operated (pulse switch OFF) |
Below 1 V |
||
|
U (P14-6) - GND (P14-7) |
Y - W-B |
Rear power window RH is not operating |
Below 1 V |
|
Rear power window RH is moving upward |
10 to 14 V |
||
|
MPX1 (P14-8) |
W |
Multiplex communication circuit |
- |
|
PCTI (P14-11) - GND (P14-7) |
Y-B - W-B |
Ignition switch ON, power window lock switch OFF |
Below 1 V |
|
Ignition switch ON, power window lock switch ON |
10 to 14 V |
||
|
BDR (P14-12) - GND (P14-7) |
L - W-B |
Always |
10 to 14 V |
- If the result is not as specified, the switch may have a malfunction.
|
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