Toyota Sienna Service Manual: Problem symptoms table
POWER BACK DOOR SYSTEM
|
Symptom |
Suspected Area |
| Power back door does not operate when switch* is pressed (* Switch indicates the satellite switch for power back door) |
|
| Jam protection function is activated while power back door is operating (for some reasons*) (* It may be caused by ill-fitting back door, faulty touch sensor or faulty pulse sensor) |
|
| Power back door warning buzzer does not sound |
|
Initialization
1. RESET
When the back door lock is replaced:
The power back door ECU cannot receive a switch
signal from the lock. This may cause the power
back door system to enter fail-safe mode and DTC
...
Terminals of ECU
1. CHECK POWER BACK DOOR ECU
Disconnect the P13 and P14 ECU connectors, and
check the voltage or resistance of each terminal of
the wire harness side connectors
If the result is not ...
Other materials:
Unmatched Key Code
DTC B2795 Unmatched Key Code
DESCRIPTION
This DTC is output when a key with a code that has not been registered in the
ECU is inserted into the
ignition key cylinder.
DTC No.
DTC Detection Condition
Trouble Area
B2795
Key with unregistered key code is i ...
Disassembly
1. REMOVE STEERING INTERMEDIATE SHAFT ASSEMBLY
(a) Align the matchmarks on the steering intermediate
shaft assembly and main shaft.
(b) Remove the bolt and steering intermediate shaft
assembly.
2. REMOVE KEY CYLINDER LIGHT ASSEMBLY (w/o
Engine Immobiliser System)
3. REMOVE TRANSPONDER K ...
MPX Body ECU Stop
DTC B1200 MPX Body ECU Stop
DESCRIPTION
This DTC is detected when communication between the multiplex network body
ECU and the multiplex
network gateway ECU stops for more than 10 seconds.
DTC No.
DTC Detection Condition
Trouble Area
B1200
Body ECU comm ...
