Toyota Sienna Service Manual: Ignition system
Parts location
System diagram
Engine
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Ignition coil and spark plug
Components
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Other materials:
Installation
1. INSTALL DISTANCE CONTROL ECU ASSEMBLY
Using a torque wrench, install the bolt.
Torque: 5 N*m (51 kgf*cm, 44 in.*lbf)
NOTICE:
Do not install the dropped or shocked distance
control ECU assembly.
2. INITIALIZE DISTANCE CONTROL ECU
NOTICE:
After replacing the distance control ECU ...
Open in Stop Light Switch Circuit
DTC C1249/49 Open in Stop Light Switch Circuit
DESCRIPTION
This skid control ECU inputs the stop light switch signal and detects the
status of brake operation.
The skid control ECU has an open detection circuit. If an open in the stop light
switch input line or GND
side stop light circuit ...
Reassembly
1. INSTALL REAR WHEEL CYLINDER CUP KIT
(a) Temporarily tighten the bleeder plug to the wheel
cylinder, and install the bleeder plug cap.
(b) Apply lithium soap base glycol grease to the 2 new
wheel cylinder cups and the 2 pistons.
(c) Install the 2 wheel cylinder cups to each piston.
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