Toyota Sienna Service Manual: Disassembly
1. REMOVE SIDE DEFROSTER NOZZLE DUCT NO.1
(a) Remove the 2 screws <C> and defroster nozzle duct No. 1.
2. REMOVE SIDE DEFROSTER NOZZLE DUCT NO.2
(a) Remove the 2 screws <C> and defroster nozzle duct No. 2.
3. REMOVE DEFROSTER NOZZLE ASSEMBLY
(a) Remove the 4 screws <C> and defroster nozzle assembly.
4. REMOVE HEATER TO REGISTER DUCT NO.1
(a) Remove the 3 screws <C> and heater to register duct No. 1.
5. REMOVE HEATER TO REGISTER DUCT NO.2
(a) Remove the 3 screws <C> and heater to register duct No. 2.
6. REMOVE HEATER TO REGISTER DUCT NO.3
(a) Remove the 2 screws <C> and heater to register duct No. 3.
7. REMOVE SIDE DEFROSTER NOZZLE LH
8. REMOVE SIDE DEFROSTER NOZZLE RH
9. REMOVE INSTRUMENT PANEL FINISH PANEL RETAINER LOWER NO.3
(a) Remove the 2 screws <C> and instrument panel finish panel retainer lower No. 3.
10. REMOVE INSTRUMENT CLUSTER FINISH PANEL REINFORCEMENT
(a) Remove the screw <C> and instrument cluster finish panel reinforcement.
11. REMOVE DEFROSTER DUCT BRACKET NO.1
(a) Remove the screw <C> and defroster duct bracket No. 1.
12. REMOVE INSTRUMENT FINISH PANEL RETAINER LOWER
(a) Remove the screw <C> and instrument finish panel retainer lower.
13. REMOVE INSTRUMENT FINISH PANEL RETAINER LOWER NO.2
(a) Remove the screw <C> and instrument finish panel retainer lower No. 2.
14. REMOVE INSTRUMENT PANEL FINISH PANEL RETAINER NO.1
(a) Remove the 2 screws <C> and instrument panel finish panel retainer No. 1.
15. REMOVE INSTRUMENT PANEL BOX DOOR SUBASSEMBLY NO.2
16. REMOVE ANTENNA CORD SUB-ASSEMBLY
17. REMOVE NAVIGATION ANTENNA ASSEMBLY (w/ Navigation System)
18. REMOVE INSTRUMENT PANEL WIRE NO.2
- Remove the 2 screws <C>.
- Disengage the 7 clamps and remove the instrument panel wire No. 2.
19. REMOVE INSTR PNL PASS L/DOOR AIR BAG ASSEMBLY
Removal
1. BOLT, SCREW AND NUT TABLE
The bolts, the screws and the nuts, which are
necessary for installation and removal of the
instrument panel are shown in the illustration below
with alpha ...
Reassembly
1. INSTALL INSTR PNL PASS L/DOOR AIR BAG
ASSEMBLY
2. INSTALL INSTRUMENT PANEL WIRE NO.2
3. INSTALL NAVIGATION ANTENNA ASSEMBLY
4. INSTALL ANTENNA CORD SUB-ASSEMBLY
5. INSTALL INSTRUMENT PANEL BOX ...
Other materials:
Rear Occupant Classification Sensor RH Collision
Detection
DTC B1788 Rear Occupant Classification Sensor RH Collision
Detection
DESCRIPTION
DTC B1788 is output when the occupant classification ECU receives a collision
detection signal sent by
the rear occupant classification sensor RH if an accident occurs.
DTC B1788 is also output when the front s ...
Diagnostic trouble code chart
1. DTCS FOR OCCUPANT CLASSIFICATION SYSTEM
If a trouble code is displayed during the DTC check,
check the circuit listed for the code in the table below
(proceed to the page listed for that circuit).
HINT:
When DTC B1150/23 is detected as a result of
troubleshooting for the airbag system, pe ...
Terminals of ECU
1. CHECK DISTANCE CONTROL ECU
Reference: waveform 1
HINT:
Terminal: LRDD - SGND
Gauge set: 2 V/DIV., 10 ms./DIV.
Condition: ignition switch in the ON position
Reference: waveform 2
HINT:
Terminal: LRRD - SGND
Gauge set: 2 V/ ...
