Toyota Sienna Service Manual: Driver Side Outer Mirror
DTC B1209 Driver Side Outer Mirror
DESCRIPTION
This DTC is detected when communication between the outer mirror control ECU LH and multiplex network gateway ECU stops for more than 10 seconds
|
DTC No. |
DTC Detection Condition |
Trouble Area |
|
B1209 |
Driver side outer mirror ECU communication stops |
|
WIRING DIAGRAM
INSPECTION PROCEDURE
1 CHECK HARNESS AND CONNECTOR (OUTER MIRROR CONTROL ECU LH - BATTERY)
- Disconnect the O9 ECU connector.
- Measure the voltage according to the value(s) in the table below.
Standard voltage
2 CHECK HARNESS AND CONNECTOR (OUTER MIRROR CONTROL ECU LH - GROUND)
- Measure the resistance according to the value(s) in the table below.
Standard resistance
3 CHECK COMMUNICATION LINE
- Disconnect the G4 ECU connector.
- Measure the resistance according to the value(s) in the table below.
Standard resistance
Result
REPLACE OUTER MIRROR CONTROL ECU LH
Passenger Side Outer Mirror ECU
DTC B1208 Passenger Side Outer Mirror ECU
DESCRIPTION
This DTC is detected when communication between the outer mirror control ECU
RH and multiplex
network gateway ECU stops for more than 10 seco ...
Short to B+ in Door System Communication
Bus Malfunction/ Short to GND in Door System Communication
Bus Malfunction
DTC B1214 Short to B+ in Door System Communication
Bus Malfunction
DTC B1215 Short to GND in Door System Communication
Bus Malfunction
DESCRIPTION
DTCs B1214 and B1215 are output when a short to ...
Other materials:
Stop light switch
ON-VEHICLE INSPECTION
1. STOP LIGHT SWITCH ASSEMBLY
Check the resistance between the terminals at each
switch position as shown ion the chart.
Resistance
...
Power Source Circuit
DESCRIPTION
Power is supplied to the fold seat control ECU through the L-RR2 SEAT and
R-RR2 SEAT fuses.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 INSPECT FUSE (L-RR2 SEAT, R-RR2 SEAT)
Remove the fuses from the R/B No. 3.
Measure the resistance according to the value(s) in the
...
Precaution
1. Check that the battery cables are connected to the
correct terminals.
2. Disconnect the battery cables when the battery is
given a quick charge.
3. Do not perform tests with a high voltage insulation
resistance tester.
4. Never disconnect the battery cables while the engine
is runnin ...
