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What are the reasons why the Odyssey has fuel and electricity but cannot start?

2 Answers

MacArcher

07/24/25 6:04am

Odyssey has fuel and electricity but cannot start for the following reasons: 1. Fuel quality issue: The gasoline used in the car is not suitable for the vehicle. It should be replaced with the appropriate fuel for the car. You can consult the manufacturer. 2. No antifreeze added: Adding water or inferior antifreeze to the car can cause the entire cooling system to freeze in extremely cold winter conditions, leading to engine cracks, failure of the car's water pump to operate, inability to start, and damage to other engine components. 3. Excessive carbon buildup in the vehicle: This can cause the car to fail to start. The solution is to frequently drive at high speeds to reduce carbon buildup. 4. Incorrect gear position: For automatic transmission cars, the gear must be in P or N position to start. If it is in R or D position, the car will not start. Some manual transmission cars will also fail to start if the clutch is not depressed. Additional information: 1. Develop good car usage habits: In daily car usage, develop good habits to prevent the car battery from draining. 2. Start the car periodically: If the car is not used for a long time, it is recommended to start it periodically. Typically, the normal usage cycle of a car battery is two to three years. 3. Turn off electrical equipment before shutting down: Before parking and turning off the engine, make sure to turn off all electrical equipment in the car, including headlights, radio, dash cam, etc.

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_travis

08/11/25 1:49am

The Odyssey has fuel and electricity but won't start, likely due to an issue with the starter system—either the starter motor or the solenoid is damaged. The battery has power, but the current during startup isn't strong enough, causing weak cranking. Alternatively, the spark plugs may fail to ignite, with fuel supply normal but the ignition process interrupted. Poor electrical connections are also common, such as loose battery cables or aged relays. I've encountered a similar situation before, and replacing the starter solved it. Avoid DIY repairs on complex components, as they pose safety risks. Visit a professional repair shop for diagnostic tool checks, and also verify if the anti-theft system is interfering or if the key fob battery is low. This issue delays travel, so address it promptly for peace of mind.

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