TERMINALS OF ECU
1. CHECK OUTER MIRROR CONTROL ECU ASSEMBLY (DRIVER DOOR)
(a) Disconnect the I13 connector.
(b) Measure the voltage and resistance according to the value(s) in the table below.
HINT:
Measure the values on the wire harness side with the connector disconnected.
Tester Connection |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
---|---|---|---|---|
I13-14 (BDR) - Body ground |
V - Body ground |
+B power supply |
Always |
11 to 14 V |
I13-6 (CPUB) - Body ground |
LG - Body ground |
+B power supply |
Always |
11 to 14 V |
I13-5 (SIG) - Body ground |
L - Body ground |
Ignition power supply |
Ignition switch off → ON |
0 V → 11 to 14 V |
I13-7 (GND) - Body ground |
W-B - Body ground |
Ground |
Always |
Below 1 Ω |
If the result is not as specified, there may be a malfunction on the wire harness side.
(c) Reconnect the I13 connector.
(d) Measure the voltage according to the value(s) in the table below.
Tester Connection |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
---|---|---|---|---|
I12-1 (LMVR) - I12-9 (LMHR) |
LG - P |
Vertical mirror motor drive voltage |
LH mirror surface moving upward → stopped |
11 to 14 V → 0 V |
I12-10 (LM+R) - I12-1 (LMVR) |
R - LG |
Vertical mirror motor drive voltage |
LH mirror surface moving downward → stopped |
11 to 14 V → 0 V |
I12-10 (LM+R) - I12-9 (LMHR) |
R - P |
Horizontal mirror motor drive voltage |
LH mirror surface moving right → stopped |
11 to 14 V → 0 V |
I12-9 (LMHR) - I12-1 (LMVR) |
P - LG |
Horizontal mirror motor drive voltage |
LH mirror surface moving left → stopped |
11 to 14 V → 0 V |
I12-5 (LVC) - I12-14 (LE1) |
Y - GR |
Mirror position sensor power supply |
Ignition switch ON |
4.55 to 5.45 V |
I12-6 (VSSR) - I12-14 (LE1) |
G - GR |
Mirror position sensor signal |
Ignition switch ON |
0.96 to 4.04 V |
I12-13 (HSSR) - I12-14 (LE1) |
L - GR |
Mirror position sensor signal |
Ignition switch ON |
0.96 to 4.04 V |
I13-3 (M2) - I13-13 (MSWE) |
V - Y |
M2 switch signal for seat memory switch |
M2 switch on |
Below 1 V |
M2 switch off |
11 to 14 V |
|||
I13-2 (M1) - I13-13 (MSWE) |
B - Y |
M1 switch signal for seat memory switch |
M1 switch on |
Below 1 V |
M1 switch off |
11 to 14 V |
|||
I13-1 (MM) - I13-13 (MSWE) |
GR - Y |
SET switch signal for seat memory switch |
SET switch on |
Below 1 V |
SET switch off |
11 to 14 V |
2. CHECK OUTER MIRROR CONTROL ECU ASSEMBLY (FRONT PASSENGER DOOR)
(a) Disconnect the H13 connector.
(b) Measure the voltage and resistance according to the value(s) in the table below.
HINT:
Measure the values on the wire harness side with the connector disconnected.
Tester Connection |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
---|---|---|---|---|
H13-14 (BDR) - Body ground |
R - Body ground |
+B power supply |
Always |
11 to 14 V |
H13-6 (CPUB) - Body ground |
B - Body ground |
+B power supply |
Always |
11 to 14 V |
H13-5 (SIG) - Body ground |
L - Body ground |
Ignition power supply |
Ignition switch off → ON |
0 V → 11 to 14 V |
H13-7 (GND) - Body ground |
W-B - Body ground |
Ground |
Always |
Below 1 Ω |
If the result is not as specified, there may be a malfunction on the wire harness side.
(c) Reconnect the H13 connector.
(d) Measure the voltage according to the value(s) in the table below.
Tester Connection |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
---|---|---|---|---|
H12-1 (RMVR) - H12-9 (RMHR) |
LG - P |
Vertical mirror motor drive voltage |
RH mirror surface moving upward → stopped |
11 to 14 V → 0 V |
H12-10 (RM+R) - H12-1 (RMVR) |
R - LG |
Vertical mirror motor drive voltage |
RH mirror surface moving downward → stopped |
11 to 14 V → 0 V |
H12-10 (RM+R) - H12-9 (RMHR) |
R - P |
Horizontal mirror motor drive voltage |
RH mirror surface moving right → stopped |
11 to 14 V → 0 V |
H12-9 (RMHR) - H12-1 (RMVR) |
P - LG |
Horizontal mirror motor drive voltage |
RH mirror surface moving left → stopped |
11 to 14 V → 0 V |
H12-5 (RVC) - H12-14 (RE1) |
Y - GR |
Mirror position sensor power supply |
Ignition switch ON |
4.55 to 5.45 V |
H12-6 (VSSR) - H12-14 (RE1) |
G - GR |
Mirror position sensor signal |
Ignition switch ON |
0.96 to 4.04 V |
H12-13 (HSSR) - H12-14 (RE1) |
L - GR |
Mirror position sensor signal |
Ignition switch ON |
0.96 to 4.04 V |
Power Back Door Warning Buzzer
Components
COMPONENTS
ILLUSTRATION
Inspection
INSPECTION
PROCEDURE
1. INSPECT POWER BACK DOOR WARNING BUZZER
(a) Measure the resistance according to the value(s) in the table below.
HINT:
If battery voltage is applied directly to ...
Components
COMPONENTS
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
...
Headlight (HI-BEAM) Circuit
DESCRIPTION
for Halogen Headlight:
The main body ECU (driver side junction block assembly) controls the
high beam headlights.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system bef ...