What Causes the Engine Oil Light to Illuminate in a New Car?

1 Answers
DelSkylar
07/29/25 11:14pm
There are three main reasons why the engine oil light may illuminate: The first reason is when the viscosity of the engine oil drops below a certain level, causing the oil pressure to fall below the required engine pressure, which triggers the oil light. The second reason is when the oil level in the oil pan is too low, preventing the oil pump from drawing sufficient oil to generate adequate oil pressure, thus activating the oil light. The third reason is when sludge builds up in the engine, potentially clogging the oil passages, which can also cause the oil light to illuminate. If the oil pressure indicator light comes on after starting the engine, it is advisable to stop driving immediately. The first step is to check the oil dipstick to verify whether the oil level is normal and top up the oil if necessary. If the issue cannot be identified through self-inspection, take the car to the nearest repair shop for a professional check. Solutions for an illuminated engine oil light: Inspect the oil pipes, pipe connectors, oil passages, and oil pan for leaks. Leaks from pipe connectors are usually caused by loose fittings, and tightening them can prevent seepage. For copper oil pipe leaks, remove the pipe for welding repairs or replacement. Temporary sealing can be applied to oil pan leaks using sealant. Leaks in the engine block's oil passages are more serious and require professional repair.
Was this review help?
11
1
Share
More Forum Discussions

What engine is used in the IS300 F Sport?

The Lexus IS300 F-Sport is equipped with a 2.0-liter turbocharged engine. More information about the Lexus IS300 is as follows: 1. The 2.0-liter turbocharged engine in the Lexus IS300 has the model code 8AR-FTS, with a maximum power output of 180 kW, a maximum torque of 350 Nm, a maximum power speed of 5800 rpm, and a maximum torque speed range of 1650 to 4400 rpm. 2. This engine features dual VVT-i technology and hybrid injection technology, and uses an aluminum alloy cylinder head and block. 3. The front suspension of this car uses an independent double-wishbone suspension, while the rear suspension uses a multi-link independent suspension. 4. All models under the Lexus brand are imported, as Lexus does not have any domestically produced versions.
10
4
Share

How to correct the situation where the front is wider than the rear when reversing?

To correct the situation where the front is wider than the rear when reversing, the main method is: turn the steering wheel a quarter turn to the left, then straighten the car and return the steering wheel to the center. Below is more information: 1. Introduction: Reverse parking is a mandatory test item for obtaining a small car driver's license after 2013. It assesses the driver's ability to maneuver the vehicle in a designated area. Reverse parking is a key assessment point in the driver's test, which involves correctly reversing the vehicle into a parking space from both sides while in motion. 2. Test area setup: (1) The test area is 16 meters long and 6.83 meters wide. (2) The parking space is 5.25 meters long and 2.31 meters wide.
5
1
Share

What transmission does the Toyota C-HR use?

Toyota C-HR uses a transmission: all-series CVT continuously variable transmission. Performance of Toyota C-HR transmission: 1. Fuel economy; 2. Power performance; 3. Comfort; 4. Handling; 5. Low cost; 6. Lifetime maintenance-free. The Toyota C-HR is equipped with a Direct Shift CVT transmission, which uses gear and steel belt drive. Gear drive is used at start-up, and the two can automatically switch depending on different road conditions and throttle depths during driving. CVT continuously variable transmission is a type of automatic transmission. Currently, there are four types of automatic transmissions: hydraulic automatic transmission, dual-clutch automatic transmission, electronically controlled mechanical automatic transmission, and mechanical continuously variable automatic transmission.
16
3
Share

What is the Mathematical Principle of Reverse Parking?

Reverse parking is based on the mathematical principle that regardless of the starting position, the driving path can be imagined as an arc. This arc is then translated according to the starting position, and the relationship between the arc and the garage entrance is observed. Here is more information: 1. Introduction: Reverse parking became a mandatory test item for obtaining a small car driver's license after 2013. It assesses the driver's ability to maneuver the vehicle in a confined space. Reverse parking is a key evaluation point in the driver's test, requiring the driver to correctly reverse the vehicle into the garage from both sides while in motion. 2. Test Area Layout: (1) The test area is 16 meters long and 6.83 meters wide. (2) The garage is 5.25 meters long and 2.31 meters wide.
16
2
Share

What to Do When Accidentally Hitting Someone Else's Car While Reversing?

When you accidentally hit someone else's car while reversing, the following steps should be taken: 1. If the damage to both vehicles is very minor and you cannot immediately contact the owner: Leave your contact information on the damaged car. 2. If the vehicle damage is somewhat serious: First, call the police to have traffic officers arrive at the scene. The officers will notify the other car owner and then decide whether to proceed with an insurance claim. File a report with the insurance company and assess the damage. Nowadays, many places have surveillance cameras. If the other party finds out through the footage, it could be considered a hit-and-run, which means the insurance will not cover the damages, and you may also face fines.
7
3
Share

What are the reasons for a car's air conditioning suddenly not working?

There are several reasons why a car's air conditioning may suddenly stop working: 1. Engine control logic error: Unable to receive the signal to turn on the air conditioning. When it cannot determine whether the air conditioning is on, the engine control unit (ECU) may mistakenly perceive it as a temporary high load and attempt to compensate by increasing the engine speed to offset the resistance at idle. When the engine speed drops, it cannot handle the load of the air conditioning compressor, causing the speed to increase again. 2. Air conditioning control circuit error: Unable to send the signal to turn on the air conditioning. Since the ECU cannot determine the air conditioning's status, it continuously adjusts the idle speed, resulting in unstable idling. 3. Air conditioning circuit malfunction: Causes the air conditioning to work intermittently. When the air conditioning is not working, the compressor belt runs without load, so it does not affect the engine load.
5
2
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.