Toyota Sienna Service Manual: Inspection
1. INSPECT SEAT MEMORY SWITCH
- Measure the resistance according to the value(s) in the table below.
Standard resistance
If the result is not as specified, replace the switch.
Removal
1. REMOVE FRONT DOOR LOWER FRAME BRACKET GARNISH LH
2. REMOVE FRONT DOOR INSIDE HANDLE BEZEL PLUG LH
3. REMOVE POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY
4. REMOVE FRONT DOOR TRIM BOARD SUBASSEM ...
Installation
1. INSTALL SEAT MEMORY SWITCH
2. INSTALL FRONT DOOR TRIM BOARD SUBASSEMBLY
LH
3. INSTALL POWER WINDOW REGULATOR MASTER
SWITCH ASSEMBLY
4. INSTALL FRONT DOOR INSIDE HANDLE BEZEL
PLUG LH
5. INSTA ...
Other materials:
Communication Error from ECM to Distance
Control ECU
DTC P1616 Communication Error from ECM to Distance
Control ECU
DTC U0100 Lost Communication with ECM/PCM "A"
DESCRIPTION
The ECM receives signals from each sensor and ECU, then sends signals such as
A/T signals, cruise
control operation signals, low speed operation signals, brake co ...
Problem symptoms table
HINT:
If a normal code is displayed during the diagnostic trouble
code check although the trouble still occurs, check the
electrical circuits for each symptom in the order given in
the charts on the following pages and proceed to the page
given for troubleshooting.
The Matrix Chart is ...
Open in CAN Main Bus Line
DESCRIPTION
There may be an open circuit in the CAN main bus wire and/or the DLC3 branch
wire when the resistance
between terminals 6 (CANH) and 14 (CANL) of the DLC3 is 69 Ω or higher.
Symptom
Trouble Area
Resistance between terminals 6 (CANH) and 14 (CANL) of t ...
