Toyota Tacoma manuals

Toyota Corolla Repair Manual: Basic inspection

When the malfunction is not confirmed in the dtc check, troubleshooting should be carried out in all the possible circuits considered as causes of the problem. In many cases, by carrying out the basic engine check shown in the following flowchart, the location causing the problem can be found quickly and efficiently. Therefore, using this check is essential in the engine troubleshooting.

1 Check battery voltage

Notice

: carry out this check with the engine stopped and ignition switch off.

Ng charge or replace battery

Ng charge or replace battery

2 Check if engine will crank

2 Check if engine will crank

Ng proceed to problem symptoms table on page

3 Check if engine starts

3 Check if engine starts

Ng go to step 7

4 Check air filter

4 Check air filter

  1. Visually check that the air filter is not excessively dirty or oily.

Notice

: if necessary, clean the filter with compressed air. First blow from the inside thoroughly, then blow from the outside of the filter.

Ng clean or replace

5 Check idle speed

5 Check idle speed

Ng proceed to problem symptoms table on page

6 Check ignition timing

6 Check ignition timing

Ng proceed to page 141 and continue to troubleshoot

Proceed to problem symptoms table on page

Proceed to problem symptoms table on page

7 Check fuel pressure

Ng proceed to page 111 and continue to troubleshoot

8 Check for spark

8 Check for spark

Ng proceed to page 181 and continue to troubleshoot

Proceed to problem symptoms table on page

Proceed to problem symptoms table on page

Check mode procedure
Hint: handheld tester only: compared to the normal mode, the check mode has more sensing ability to detect malfunctions. Furthermore, the same diagnostic items which are detected in the normal mo ...

Terminals of ecm
*1: A/t only ...

Other materials:

Listening to an iPod
Connecting an iPod enables you to enjoy music from the vehicle speakers. Press until iPod is displayed. Connecting an iPod Control panel 1 Power 2 Volume 3 Fast-forward or reverse 4 Repeat play 5 Shuffle playback 6 Select an iPod menu/song or display song list 7 Displays text message ...

Bluetooth phone message function
Received messages can be forwarded from the connected Bluetooth phone, enabling checking and replying using the multimedia system. Depending on the type of Bluetooth phone connected, received messages may not be transferred to the message inbox. If the phone does not support the message func ...

Inspection procedure
1 Check fuse(ecuig) Remove the ecuig fuse from the instrument panel j/b.  check the continuity of the ecuig fuse. Ok: continuity 2 Inspect terminal voltage(b) Remove the cruise control ecu assy with connector still connected.  turn the ignition switch to on. ...

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