Toyota RAV4 manuals

Toyota Sienna Service Manual: DTC check / clear

NOTICE: All the stored DTCs and freeze frame data are erased if:

  1.  the ECM is changed from normal mode to check mode or vice versa; or 2) the ignition switch is turned from ON to ACC or off while in check mode.

    Before changing modes, always check and make a note of any DTCs and freeze frame data.

HINT:

1. CHECK DTC (Using an intelligent tester)

CHECK DTC (Using an intelligent tester)

  1.  Connect the intelligent tester to the DLC3.
  2.  Turn the ignition switch to the ON position.
  3.  Turn the tester ON.
  4.  Select the following menu items: DIAGNOSIS / ENHANCED OBD II / DTC INFO / CURRENT CODES.
  5.  Check for the DTC(s) and freeze frame data, and then write them down.
  6.  Check the details of the DTC(s).

2. CLEAR DTC (Using the intelligent tester)

  1.  Connect the intelligent tester to the DLC3.
  2.  Turn the ignition switch to the ON position.
  3.  Turn the tester ON.
  4.  Select the following menu items: DIAGNOSIS / ENHANCED OBD II / DTC INFO / CLEAR CODES.
  5.  Press the YES button.

3. CLEAR DTC (Without using an intelligent tester)

  1.  Perform either one of the following operations:
  1. Disconnect the negative battery cable for more than 1 minute.
  2.  Remove the EFI No. 1 and ETCS fuses from the Relay Block (R/B) located inside the engine compartment for more than 1 minute.
Diagnosis system
1. DESCRIPTION  When troubleshooting OBD II (On-Board Diagnostics) vehicles, an intelligent tester (complying with SAE J1987) must be connected to the DLC3 (Data Link Connector 3) o ...

Freeze frame data
1. DESCRIPTION  The ECM records vehicle and driving condition information as freeze frame data the moment a DTC is stored. When troubleshooting, freeze frame data can be helpful in dete ...

Other materials:

Diagnosis system
1. CHECK DLC3  The vehicle's ECU uses ISO 15765-4 for communication protocol. The terminal arrangement of the DLC3 complies with SAE J1962 and matches the ISO 15765-4 format. NOTICE: *: Before measuring the resistance, leave the vehicle as is for at least 1 minute and do not ...

Bluetooth Module Initialization Failed
DTC 57-47 Bluetooth Module Initialization Failed DESCRIPTION DTC No. DTC Detection Condition Trouble Area 57-47 Bluetooth module is not installed.  Problem with Bluetooth module  Problem in communication line to Bluetooth module ...

Data list / active test
1. DATA LIST HINT: Using the intelligent tester to read the DATA LIST allows the values or states of switches, sensor, 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 discovered ...

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