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)

(a) Connect the intelligent tester to the DLC3.

(b) Turn the ignition switch to the ON position.

(c) Turn the tester ON.

(d) Select the following menu items: DIAGNOSIS / ENHANCED OBD II / DTC INFO / CURRENT CODES.

(e) Check for the DTC(s) and freeze frame data, and then write them down.

(f) Check the details of the DTC(s) (See page ES-56).

2. CLEAR DTC (Using the intelligent tester)

(a) Connect the intelligent tester to the DLC3.

(b) Turn the ignition switch to the ON position.

(c) Turn the tester ON.

(d) Select the following menu items: DIAGNOSIS / ENHANCED OBD II / DTC INFO / CLEAR CODES.

(e) Press the YES button.

3. CLEAR DTC (Without using an intelligent tester)

(a) 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
DESCRIPTION (a) 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) of the vehicle. ...

Freeze frame data
1. DESCRIPTION (a) 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 determining ...

Other materials:

Basic inspection
When a malfunction is not confirmed by the DTC check, troubleshooting should be carried out in all circuits considered to be possible causes of the problem. In many cases, by carrying out the basic engine check shown in the following flowchart, the location of the problem can be found quickly a ...

Using a flatbed truck
If you use chains or cables to tie down your vehicle, the angles shaded in black must be 45. Do not overly tighten the tie downs or the vehicle may be damaged. WARNINGObserve the following precautions. Failure to do so may result in death or serious injury. When tow ...

Data list / active test
HINT: By accessing the DATA LIST displayed by the intelligent tester, you can perform such functions as reading the values of switches and sensors without removing any parts. Reading the DATA LIST as the first step in troubleshooting is one method to shorten labor time. 1. DATA LIST FOR OCCUPA ...

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