Mercedes-Benz GLA 2015 Operator's Manual
![Mercedes-Benz GLA 2015 manual cover](/images/bc2257fd33d5396b57dd7863/thumbs/thumb175x175.webp)
To reset the service light, turn on the ignition without starting the engine. Use the left arrow button on the steering wheel to navigate to the trip menu. Hold the phone button and the 'OK' button simultaneously until the vehicle data screen appears. Scroll to "Assyst Plus," select "Full Service," then "Confirm Service" and "Complete Service."
The 2015 Mercedes-Benz GLA typically requires synthetic motor oil with a viscosity of 5W-40. It is recommended to use oil that meets Mercedes-Benz specification 229.5.
To connect your smartphone, ensure Bluetooth is enabled on your device. Access the GLA's audio system and navigate to "Telephone" then "Connect Device." On your phone, search for the car's Bluetooth signal and select it. Follow the prompts to complete the pairing process.
The recommended tire pressure for the 2015 Mercedes-Benz GLA is typically around 32 PSI for both front and rear tires. However, always refer to the tire information placard on the driver's side door jamb for the most accurate specifications.
To replace a headlight bulb, open the hood and locate the back of the headlight assembly. Remove the power connector and the rubber weather cover. Unlock the metal clip holding the bulb in place, remove the old bulb, and insert the new one. Re-secure the clip, attach the power connector, and replace the cover.
Engine overheating may be due to low coolant levels, a malfunctioning thermostat, or a faulty radiator fan. Ensure the coolant reservoir is filled to the appropriate level and inspect the radiator and hoses for leaks. If the problem persists, consult a professional mechanic.
The air filter should typically be changed every 15,000 to 30,000 miles, depending on driving conditions. Inspect the air filter regularly and replace it if it appears dirty or clogged.
The 2015 Mercedes-Benz GLA does not have a traditional dipstick for checking transmission fluid. It requires a workshop tool to check the fluid level. It is recommended to have the transmission fluid checked by a professional during regular maintenance intervals.
The ECO start/stop function is typically enabled by default. To enable or disable it, press the ECO button located on the center console. The system conserves fuel by turning off the engine when the vehicle is stationary and automatically restarts it when needed.
Signs that brake pads need replacement include squeaking or grinding noises when braking, a longer stopping distance, or a brake pad warning light on the dashboard. Regularly inspect the brake pads and replace them if the thickness is less than 3mm.