Last Modified: 7-3-2017 6.8:8.0.40 Doc ID: RM000000W7C03UX
Model Year Start: 2007 Model: LX470 Prod Date Range: [08/2006 -           ]
Title: A750F AUTOMATIC TRANSMISSION: AUTOMATIC TRANSMISSION SYSTEM: MANUAL SHIFTING TEST; 2007 MY LX470 [08/2006 -        ]

MANUAL SHIFTING TEST

1. MANUAL SHIFTING TEST

HINT:

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

(a) Disconnect the connector of the transmission wire.

HINT:

It is possible to deactivate the electrical shift control by disconnecting the transmission wire. The gear positions can then be changed mechanically with the shift lever.

(b) Drive with the transmission wire disconnected. Move the shift lever to each position to check whether the gear position changes as shown in the table below.

Shift Lever Position

Gear Position

D

4th

4

4th

3

3rd

2

1st

L

1st

R

R

P

P

(c) Connect the connector of the transmission wire.

(d) Clear the DTC 2007 MY LX470 [08/2006 -        ]; A750F AUTOMATIC TRANSMISSION: AUTOMATIC TRANSMISSION SYSTEM: DTC CHECK / CLEAR .