Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: Manual Shifting Test

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 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:

HINT:

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

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

Shift Lever Position

Gear

P

P

R

R

D

3rd

(c) Connect the connector of the transmission wire.

(d) Clear the DTCs (See page Monitor Drive Pattern ).

Initialization
INITIALIZATION 1. RESET MEMORY NOTICE: Perform Reset Memory (AT initialization) when replacing the automatic transmission assembly, transmission valve body assembly or any of the shift ...

Monitor Drive Pattern
MONITOR DRIVE PATTERN 1. TEST MONITOR DRIVE PATTERN FOR ECT CAUTION: Perform this drive pattern on a level surface and strictly observe the posted speed limits and traffic laws while driving. HI ...

Other materials:

Pressure Control Solenoid "B" Performance (Shift Solenoid Valve SL2) (P0776)
SYSTEM DESCRIPTION The ECM uses the vehicle speed signal and signals from the transmission revolution sensors (NT, SP2) to detect the actual gear (1st, 2nd, 3rd, 4th, 5th or 6th gear). The ECM compares the actual gear with the shift schedule in the ECM memory to detect mechanical problems of t ...

Disposal
DISPOSAL CAUTION / NOTICE / HINT CAUTION: Before performing pre-disposal deployment of any SRS part, review and closely follow all applicable environmental and hazardous material regulations. Pre-disposal deployment may be considered hazardous material treatment. PROCEDURE 1. PRECAUTION ...

Data List / Active Test
DATA LIST / ACTIVE TEST 1. DATA LIST Using the Techstream to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any parts. This non-intrusive inspection can be very useful because intermittent conditions or signals may be ...

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