Toyota Corolla (E170) 2014–2019 Owners Manual / Maintenance and care / Do-it-yourself maintenance
Toyota Corolla (E170): Do-it-yourself maintenance
- Do-it-yourself service precautions
- Hood
- Positioning a floor jack
- Engine compartment
- Tires
- Tire inflation pressure
- Wheels
- Air conditioning filter
- Wireless remote control/electronic key battery
- Checking and replacing fuses
- Light bulbs
Other materials:
Circuit description
The ecm compares the two waveforms of the heated oxygen sensors located
before and after the catalyst
to determine whether or not the catalyst performance has deteriorated.
Air–fuel ratio feedback compensation keeps the waveform of the heated oxygen
sensor in front of the catalyst
alterna ...
Symptom simulation
Hint:
the most difficult case in troubleshooting is when no symptoms occurs. In such
cases, a thorough customer
problem analysis must be carried out. Then the same or similar conditions and
environment in which the
problem occurred in the customer’s vehicle should be simulated. No matter ho ...
Circuit description
The park/neutral position switch detects the shift lever position and sends
signals to the ecm.
Monitor description
The park/neutral position switch detects the gearshift position and sends a
signal to the ecm.
For security, the park/neutral position switch detects the gearshift positio ...