Operation CHARM: Car repair manuals for everyone.
Home >> Toyota >> 2012 >> Sienna FWD L4-2.7L (1AR-FE) >> Repair and Diagnosis >> Powertrain Management >> Transmission Control Systems >> Testing and Inspection >> Component Tests and General Diagnostics >> Manual Shifting Test
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Manual Shifting Test





U760E AUTOMATIC TRANSMISSION / TRANSAXLE: AUTOMATIC TRANSAXLE SYSTEM: MANUAL SHIFTING TEST

1. PERFORM MANUAL SHIFTING TEST

HINT
* Using this test, it can be determined whether a problem is in an electrical circuit or if it is a mechanical problem in the transaxle.
* If any abnormalities are found in the following test, the problem is in the transaxle itself.

(a) Disconnect the connector of the TCM.

HINT
It is possible to deactivate the electrical shift control by disconnecting the TCM connector. The gears can then be changed mechanically with the shift lever.

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





(c) Connect the connector of the TCM.

(d) Clear the DTCs Reading and Clearing Diagnostic Trouble Codes.
pro multis · About Operation CHARM