Toyota RAV4 manuals

Toyota Sienna Service Manual: On-vehicle inspection

1. INSPECT OCCUPANT CLASSIFICATION ECU (VEHICLE NOT INVOLVED IN COLLISION)

  1.  Perform a diagnostic system check.

2. INSPECT OCCUPANT CLASSIFICATION ECU (VEHICLE INVOLVED IN COLLISION)

  1. Perform a diagnostic system check.
  2.  Even if the airbag was not deployed, check if there is any damage to the occupant classification ECU. If there are any defects as mentioned below, replace the occupant classification ECU with a new one:

CAUTION: Be sure to follow the correct removal and installation procedures.

Occupant classification ECU
COMPONENTS ...

Removal
1. PRECAUTION CAUTION: Be sure to read "PRECAUTION" thoroughly before servicing. 2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL CAUTION: Wait for 90 seconds after disconnecting the ...

Other materials:

Stuck in Deceleration Sensor
DESCRIPTION The yaw rate sensor and deceleration sensor signal is sent to the skid control ECU through the CAN communication system. When there is a malfunction in the communication, it will be detected by the diagnosis function. WIRING DIAGRAM INSPECTION PROCEDURE HINT: When ...

Removal
1. REMOVE BATTERY 2. REMOVE AIR CLEANER ASSEMBLY HINT: (See page EM-26) 3. SEPARATE TRANSMISSION CONTROL CABLE ASSEMBLY (a) Remove the nut from the control shaft lever. (b) Disconnect the control cable from the control shaft lever. (c) Remove the clip and disconnect the control cab ...

Definition of terms
Term Definition Monitor description Description of what the ecm monitors and how it detects malfunctions (monitoring purpose and its details). Related dtcs Diagnostic codeV Typical enabling condition Preconditions that allow the ecm to detect malfunc ...

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