Toyota RAV4 manuals

Toyota Sienna Service Manual: Precaution

1. INITIALIZATION

NOTICE:
  • Perform RESET MEMORY (AT initialization) when replacing the automatic transaxle assembly, engine assembly or ECM (See page AX-16).
  • Perform REGISTRATION (VIN registration) when replacing the ECM (See page ES-15).

HINT:

Initialization cannot be completed by only removing the battery.

2. FOR USING INTELLIGENT TESTER

CAUTION:

Observe the following items for safety reasons:

  • Before using the tester, read the instruction manual.
  • Prevent the tester cable from being caught on the pedals, shift lever and steering wheel when driving with the tester connected to the vehicle.
  • When driving the vehicle for testing purposes using the tester, two persons are required. One is for driving the vehicle, and the other operates the tester.

3. FOR USING BATTERY DURING INSPECTION

(a) While using the battery during inspection, do not bring the positive and negative tester probes too close to each other as a short circuit may occur.

4. COOLING FAN SYSTEM

NOTICE:
  • When the ignition switch is turned off and the engine temperature is high, the cooling fans may operate for approximately 3 minutes.
  • After turning the ignition switch off, keep hands and objects away from the fans when they are operating.

HINT:

If all of the following are met for a certain period of time during a few minute period immediately before the engine is stopped, the electric fans will continue to operate for 3 minutes after the engine is stopped. This is performed to ensure restartability and stabilize idle speed.

The following sensors are used for this control:

Sfi system
...

Definition of terms
Terms Definitions Monitor Description Description of what ECM monitors and how to detect malfunctions (monitoring purpose and details). Related DTCs A gro ...

Other materials:

Playing an audio CD and MP3/WMA/AAC discs
Insert disc or select “CD” on the audio source selection screen with a disc inserted to begin listening to a CD. Audio control screen Pressing the “AUDIO” button displays the audio control screen from any screens of the selected source. Audio source selection screen appears D ...

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 only with the Intelligent tester. HINT: The ECM memorizes the condition that the ...

ECM / PCM Processor
DESCRIPTION The ECM continuously monitors its internal processors (CPUs), A/F sensor transistors and heated oxygen sensor (HO2S) transistors. This self-check ensures that the ECM is functioning properly. These are diagnosed by internal "mirroring" of the main and sub CPUs to det ...

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