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:

A/F Sensor Circuit Slow Response
HINT: DTC P2A00 indicates malfunctions related to the bank 1 A/F sensor. DTC P2A03 indicates malfunctions related to the bank 2 A/F sensor. Bank 1 refers to the bank that includes cylinder No. 1. Bank 2 refers to the bank that includes cylinder No. 2. Sensor 1 refers to the sensor mo ...

Starting the engine
Shift the shift lever to P and apply the brakes. Touch the Toyota emblem side of the electronic key to the engine switch. An alarm will sound to indicate that the start function cannot detect the electronic key that is touched to the engine switch if any of the doors is opened ...

Removal
1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 2. REMOVE REAR NO. 2 SEAT LEG SIDE GARNISH SUB-ASSEMBLY Disengage the 9 clips and remove the rear No. 2 seat leg side garnish sub-assembly. Remove the 9 clips from the rear No. 2 seat leg side garnish sub-assembly. 3. ...