Toyota Corolla (E170): If a warning light turns on or a warning buzzer sounds

Calmly perform the following actions if any of the warning lights comes on or flashes. If a light comes on or flashes, but then goes off, this does not necessarily indicate a malfunction in the system. However, if this continues to occur, have the vehicle inspected by your Toyota dealer.

Share this page:

Other materials:

Dtc check/clear
Notice: if there is no dtc in the normal mode, check the pending fault code using the continuous test results function (mode 7 for sae j1979) on the obd ii scan tool or the hand–held tester. Hand–held tester only: when the diagnosis system is switched from the normal mode to the ...

Circuit description
Refer to dtc p0130 Dtc no. Dtc detecting condition Trouble area P0134 After engine is warmed up, heated oxygen sensor (bank 1 sensor 1) output does not indicate rich (greater than 0.45 V) even once when conditions (a), (b), (c), (d) and (e) continue for ...

Pre–check
1. Diagnosis check Starting diagnosis mode (service check mode)  turn off the audio system and turn the ig switch to acc. While pressing the preset switches ”1” and ”6” at the same time, press ”cd” 3 times. Reference: beep sound is given 3 times and the sys ...