Car Limp Mode (Failsafe Mode Explained)

Car limp mode (also known as failsafe mode or limp home mode) is a safety feature built into most modern vehicles.

When a car enters limp mode, it means that its computer has detected a fault in one of its critical systems. In response to this fault, the vehicle will go into limp mode to protect itself and the engine from further damage.

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Table of Contents:

• Symptoms of Failsafe Mode

• Common Causes of Limp Mode

• What to Do if Your Vehicle Goes Into Limp Mode

• Should I Drive if My Car Is in Limp Mode?

• How to Reset / Turn Off Limp Mode

Symptoms of Failsafe Mode

When a car goes into limp mode, the driver may notice several symptoms, including the following.

• Reduced power: The car may not reach high speeds and can struggle to maintain momentum on hills or when accelerating.

• Loss of acceleration: The car may take longer to accelerate and may not be able to reach its usual top speed.

• Warning lights: The car's dashboard may display warning lights, such as the check engine light or a warning light for the transmission or engine.

• Reduced performance: The car's handling and braking may be affected, making it difficult to control the vehicle.

• Auxiliary functions may stop working: Some functions not required for the car to run can stop working. This may include heating, air conditioning, blower fans, etc.

• Limited RPM