U0401 DTC For Chevrolet Spark

Chevrolet Spark Engine Specifications:
Engine Type :Multi-Cylinder Engine
Cylinder Type :Opposite Piston Engine
Engine Air Intake Process :Naturally Aspirated

Your Chevrolet Spark engine control system detects a problem, the computer stores the diagnostic trouble code U0401 in its memory. To figure out what is wrong with your vehicle you must first extract the U0401 DTC For Chevrolet Spark.

On 1999 and later U0401 Chevrolet Spark engines, the instrument cluster has a built-in self-diagnostic mode that can be accessed by pressing and holding the instrument cluster SELECT/RESET button. Insert the ignition key and turn to the RUN position (but don't crank or start engine). Continue to press and hold the SELECT/RESET button (for 5 seconds) until the word TEST is displayed by the odometer. Release the SELECT/RESET button within three seconds after the word TEST is displayed to begin the self-diagnostic mode.

U0401 Chevrolet Spark DTC Meaning

U Network Code - Problem is climate control system, lighting, airbags, etc.
0 SAE - Generic
4 Fuel And Air Metering (Injector Circuit Malfunctions Only)
0 Air Conditioning (A/C) Clutch Feedback Circuit High Voltage
1 PCM Stack Overrun

If your U0401 Chevrolet Spark check engine light is illuminated, it's best to take it in for diagnostic testing, which can feel like a hassle. Because while the lights vary in appearance from vehicle to vehicle, all have the same basic meaning: There's a problem with the car's emissions system. The on-board diagnostics system U0401 and engine control unit are in charge of monitoring a bunch of different U0401 DTC For Chevrolet Spark, and if they get a reading that's a little out of whack, up pops the check engine light.

U0400 DTC (Previous DTC Code) ( Next DTC Code ) U0402 DTC
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The listed Chevrolet models will give information about U0401 DTC.