Toyota Sienna Service Manual: Data list / active test
1. USING INTELLIGENT TESTER
- Connect the intelligent tester to the DLC3.
- Monitor the ECU data by following the prompts on the tester screen.
HINT: The intelligent tester has a "Snapshot" function which records the monitored data. Refer to the intelligent tester operator's manual for further details.
2. DATA LIST
HINT: Using the DATA LIST displayed on the intelligent tester, you can read the value of the switch, sensor, actuator, etc. without parts removal. Reading the DATA LIST as the first step of troubleshooting is one way to shorten the labor time.
- Connect the intelligent tester to the DLC3.
- Ignition switch on.
- Enter the following menus: DIAGNOSIS / ENHANCED OBD II / DATA LIST.
- Read the DATA LIST according to the display on the tester.
MIRROR-L/MIRROR-R
D-SEAT
BODY
3. ACTIVE TEST
HINT: Performing the ACTIVE TEST using the intelligent tester allows you to operate the relay, VSV, actuator, etc.
without parts removal. Performing the ACTIVE TEST as the first step of troubleshooting is one way to shorten the labor time. It is possible to display the DATA LIST during the ACTIVE TEST.
- Connect the intelligent tester to the DLC3.
- Ignition switch on.
- Enter the following menus: DIAGNOSIS / ENHANCED OBD II / ACTIVE TEST.
- Perform the ACTIVE TEST according to the display on the tester.
MIRROR-L/MIRROR-R
Diagnosis system
1. DESCRIPTION
When troubleshooting a vehicle with the diagnosis
system, the only difference from the usual
troubleshooting procedure is connecting the
intelligent tester to the vehicl ...
On-vehicle inspection
1. CHECK POWER MIRROR SWITCH OPERATION
Remote control
The mirror adjust switch can control the adjustment
axis of the mirror surface.
Reverse-linked
This function tilts the mir ...
Other materials:
Reassembly
1. INSTALL GENERATOR ROTOR ASSEMBLY
(a) Place the drive end frame on the clutch pulley.
(b) Install the generator rotor assembly to the drive end
frame.
(c) Place a new generator washer on the generator
rotor.
2. INSTALL GENERATOR COIL ASSEMBLY
(a) Using a deep socket wrench (21 ...
Brake System Malfunction
DTC P1578 Brake System Malfunction
DESCRIPTION
This DTC is output when the VSC system has a problem. Check the VSC system
when this DTC is
output
DTC No.
DTC Detection Condition
Trouble Area
P1578
The ECM receives a brake system error signal for 0.2
...
On-vehicle inspection
1. INSPECT STEERING PAD (VEHICLE NOT INVOLVED IN COLLISION)
Perform a diagnostic system check.
With the steering pad installed on the vehicle,
perform a visual check. If there are any defects as
mentioned below, replace the steering pad with a
new one:
Cuts, minute cracks or ...
