Toyota 4Runner: Initialization
INITIALIZATION
1. RESET MEMORY
NOTICE:
- Perform Reset Memory (AT initialization) when replacing the automatic transmission assembly, valve body assembly or any of the shift solenoid valves.
- Reset Memory can only be performed with the Techstream.
HINT:
The ECM memorizes the control conditions of the automatic transmission assembly and engine assembly. Therefore, when the automatic transmission assembly, valve body assembly or any of the shift solenoid valves has been replaced, it is necessary to reset the memory so that the ECM can memorize the new information.
The reset procedure is as follows.
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Powertrain / Engine and ECT / Utility / Reset Memory.
NOTICE:
After performing Reset Memory, be sure to perform the Road Test (See page
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) described earlier.
HINT:
The ECM learns through the Road Test.
2. ATF THERMAL DEGRADATION ESTIMATE RESET
NOTICE:
If either of the following conditions is met, perform ATF Thermal Degradation Estimate Reset.
- The ATF has been replaced.
HINT:
If 50000 or more is displayed for the Data List item "ATF Thermal Degradation Estimate", thermal degradation of the ATF is suspected. Perform ATF Thermal Degradation Estimate Reset after replacing the ATF.
- Approximately 50% or more of the ATF has been replaced during a repair of the transmission or a similar operation.
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
NOTICE:
Do not start the engine.
(c) Turn the Techstream on.
(d) Enter the following menus: Powertrain / Engine and ECT / Utility / ATF Thermal Degradation Estimate Reset.
Manual Shifting Test
MANUAL SHIFTING TEST
1. MANUAL SHIFTING TEST
HINT:
Through this test, it can be determined whether the trouble occurs in
an electrical circuit or if it is a mechanical problem in the tr ...
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 about Toyota 4Runner:
Installing child restraints
Follow the child restraint system manufacturer’s instructions. Firmly
secure the child restraints using the LATCH anchors or a seat belt.
Attach the top tether strap when installing a child restraint.
The lap/shoulder belt can be used if your child restr ...
Reassembly
REASSEMBLY
PROCEDURE
1. INSTALL KEY INTERLOCK SOLENOID WIRE (w/o Smart Key System)
(a) Install the key interlock solenoid wire on to the install the ignition switch.
2. INSTALL IGNITION SWITCH ASSEMBLY (w/o Smart Key System)
(a) Install the ign ...
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