Toyota Sienna Service Manual: Rear Door ECU LH Communication Stop
DTC B1217 Rear Door ECU LH Communication Stop
DESCRIPTION
DTC B1217 is output when communication between the power slide door ECU LH and the multiplex network gateway ECU stops for more than 10 seconds.
|
DTC No. |
DTC Detection Condition |
Trouble Area |
|
B1217 |
RL-DOOR ECU communication stops |
|
WIRING DIAGRAM
INSPECTION PROCEDURE
1 CHECK HARNESS AND CONNECTOR (POWER SLIDE DOOR ECU LH - BATTERY)
- Disconnect the P25 and P26 ECU connectors.
- Measure the voltage according to the value(s) in the table below.
Standard voltage
2 CHECK HARNESS AND CONNECTOR (POWER SLIDE DOOR 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 POWER SLIDE DOOR ECU LH
Rear Door ECU RH Communication Stop
DTC B1216 Rear Door ECU RH Communication Stop
DESCRIPTION
DTC B1216 is output when communication between the power slide door ECU RH
and the multiplex
network gateway ECU stops for more than 10 s ...
A/C ECU Communication Stop
DTC B1262 A/C ECU Communication Stop
DESCRIPTION
DTC B1262 is output when communication between the A/C amplifier and the
multiplex network gateway
ECU stops for more than 10 seconds.
...
Other materials:
Passenger Side Buckle Switch Circuit Malfunction
DTC B1771 Passenger Side Buckle Switch Circuit Malfunction
DESCRIPTION
The passenger side buckle switch circuit consists of the occupant
classification ECU and the front seat
inner belt assembly RH.
DTC B1771 is recorded when a malfunction is detected in the passenger side
buckle switch ci ...
Removal
HINT:
On the RH side, use the same procedures as on the LH side.
1. REMOVE BACK DOOR STAY SUB-ASSEMBLY LH
Remove the 2 bolts and disconnect the stay from
the body panel.
Using the screwdriver, disengage the clips and
remove the stay from the door panel.
Remove the bolt from door pa ...
AVC-LAN Circuit
DESCRIPTION
Each unit of the audio system connected to the AVC-LAN (communication bus)
transfers the signal of
each switch by communication.
When a short to +B or short to ground occurs in this AVC-LAN, the audio system
will not function normally
as the communication is discontinued.
INSP ...
