Toyota Sienna Service Manual: How to proceed with troubleshooting
- Operation flow
- Customer problem analysis
- Symptom confirmation and diagnostic trouble code
- Symptom simulation
- Diagnostic trouble code chart
- Problem symptoms table
- Circuit inspection
Check and replace ecu
NOTICE: • The connector should not be disconnected from
the ECU. Perform the inspection from the
backside of the connector on the wire harness
side.
• When no measuring condition is s ...
Operation flow
HINT:
Perform troubleshooting in accordance with the
procedures below. The following is an outline of basic
troubleshooting procedures. Confirm the troubleshooting
procedures for the circuit you a ...
Other materials:
Inspection
1. INSPECT MASS AIR FLOW METER
Visually check for any foreign matter on the
platinum hot wire (heater) of the mass air flow
meter.
OK:
There is no foreign matter.
If the result is not as specified, replace the mass air
flow meter.
Measure the resistance according to the ...
Inspection
1. INSPECT BRAKE CYLINDER AND PISTON
(a) Check the brake cylinder bore and rear disc brake
piston for rust or scoring.
2. INSPECT PAD LINING THICKNESS
(a) Using a ruler, measure the pad lining thickness.
Standard thickness:
11.0mm (0.433 in.)
Minimum thickness:
1.0 mm (0.039 in.)
3. INS ...
Bluetooth tel check mode
HINT:
Illustration may differ from the actual vehicle depending on
the device settings and options. Therefore, some detailed
area may not be shown exactly the same as on the actual
vehicle.
1. ENTER DIAGNOSTIC MODE
2. BLUETOOTH TEL CHECK
Select "Bluetooth TEL Check" fro ...
