Toyota Corolla (E170) 2014–2019 Owners Manual / Driving / Using the driving support systems

Toyota Corolla (E170): Using the driving support systems

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Circuit description
When the ignition switch is turned on, battery positive voltage is applied to the coilwhich closes the contacts of the efi main relay (marked: efi) and supplies power to terminal +b of the ecm. This signal causes current to flow to the coil, closing the contacts of the efi relay and supplyin ...

Engine immobilizer system
The vehicle's keys have built-in transponder chips that prevent the engine from starting if a key has not been previously registered in the vehicle's on-board computer. Never leave the keys inside the vehicle when you leave the vehicle. This system is designed to help prevent vehicle theft but doe ...

Engine rear oil seal
Replacement 1. Remove manual transaxle assy (m/t transaxle) 2. Remove automatic transaxle assy (a/t transaxle) 3. Remove clutch cover assy (m/t transaxle)  remove the 6 bolts and clutch cover. 4. Remove clutch disc assy (m/t transaxle) 5. Remove flywheel sub–assy (m/t transaxle ...