Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Improvement Control in Practical Use Fuel Consumption System Description - Effective Control
Outline
The control system for improved fuel economy in actual traffic aims at disseminating eco-driving. It consists of an effective control system. The effective control system is activated by operating the ECON switch to set the ECON ON mode. The PGM-FI system, the transmission control system (except M/T), and the air conditioning system control fuel consumption, which reduces the worsening of fuel consumption due to the driver's driving style and tries to improve of fuel consumption.
Change of ETCS system control
Air conditioning system
- Switching to the recirculation mode
- Reduction in compressor operation frequency
- Lower flow rate
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.