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Toyota Corolla Repair Manual: Horn relay circuit

Inspection procedure
1 Check ignition or starter switch assy Check the ignition switch, as shown in the illustration and table. Standard: 2 Check fuse (ecub) Remove the fuse from the instrument ...

Circuit description

When the tvip system is transferred from the armed state to the alarm sounding state, the tvip ecu switches on the horn relay so that it can sound the horns. The horn sounds in 0.4 Seconds interv ...

Other materials:

How to scroll
: Select to scroll to the next or previous page. : If appears to the right of titles, the complete titles are too long for the display. Select this button to scroll the title. Turn the TUNE/SCROLL knob to move the cursor box to select a desired item from the list, and press the TUNE ...

Inspection procedure
Hint: troubleshoot each trouble symptom in accordance with the chart below. 1 Clear dtc Connect the handheld tester or the obd ii scan tool to the dlc 3.  turn the ignition switch on and push the handheld tester or the obd ii scan tool main switch on.  read the dtc . & ...

Confirmation driving pattern
Connect the handheld tester or the obd ii scan tool to the dlc3.  record dtcs and the freeze frame data.  set the check mode using the handheld tester .  read the value on the misfire counter for each cylinder when idling. If the value is displayed on the misfire count ...

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