Toyota Sienna Service Manual: Manual shifting test

Toyota Sienna Service Manual / U151e automatic transaxle / Automatic transaxle system / Manual shifting test

1. Perform manual shifting test

Hint:

With this test, it can be determined whether the trouble occurs in the electrical circuit or is a mechanical problem in the transaxle.
If any abnormalities are found in the following test, the problem is in the transaxle itself.

Perform manual shifting test

(A) disconnect the connector of the transmission wire.

(B) drive with the transmission wire disconnected.

Shifting the shift lever in the order of l, 2, 3, 4 and d position to check whether the shifting condition changes the table below.

Hint:

When driving with the transmission wire disconnected, the shift lever position is in l or 2, the gear position is held in 3rd and the shift lever position is in 3, 4 or d, the gear position is held in 4th. However, when the shift position is in r or p, the operation is same as usual

(D) clear the dtc (see page ax-27).

Hydraulic test

1. Perform hydraulic test (a) Measure the line pressure. NOTICE: Perform the test at the normal operating ATF (Automatic Transmission Fluid) temperature: 50 to 80°C (122 to 1 ...

Initialization

1. RESET MEMORY NOTICE: Perform the RESET MEMORY (AT initialization) when replacing the automatic transaxle assembly, engine assembly or ECM. The RESET MEMORY can be performed ...

Other materials:

Removal
1. REMOVE REAR WHEEL 2. REMOVE TAIL EXHAUST PIPE ASSEMBLY (See page EX-8) 3. SEPARATE REAR SPEED SENSOR (a) Remove the bolt and the speed sensor from the axle carrier. NOTICE: Be careful not to damage the speed sensor Prevent foreign matter from adhering to the speed sensor. 4. REMO ...

Inspection
1. Inspect starter assembly NOTICE: These tests must be performed within 3 to 5 seconds to avoid burning out the coil. (a) Perform the pull-in test. (1) Disconnect the lead wire from terminal C. (2) Connect the battery to the magnetic switch as shown in the illustratio ...

Wrong Disc/ Disc cannot be Read/ Wrong Disc/ Disc cannot be Read
DTC 62-41 Wrong Disc DTC 62-42 Disc cannot be Read DTC 63-41 Wrong Disc DTC 63-42 Disc cannot be Read DESCRIPTION DTC No. DTC Detecting Condition Trouble Area 62-41 An unsuitable disc is inserted CD Radio receiver 62-42 Th ...