B3121 DTC For Mazda 5

Mazda 5 Engine Specifications:
Engine Type :Multi-Cylinder Engine
Cylinder Type :W-Type Engine
Engine Air Intake Process :Naturally Aspirated

Your Mazda 5 engine control system detects a problem, the computer stores the diagnostic trouble code B3121 in its memory. To figure out what is wrong with your vehicle you must first extract the B3121 DTC For Mazda 5.

Do you have fresh, clean fuel in the tank? If it's empty, fill it up and go! If it's full, check B3121 Mazda 5 that the fuel shut-off valve is open and that it is clean. Stale fuel, dirt and debris are the most common cause of outdoor power equipment not starting properly. If you store equipment with untreated gas in the tank, it can lead to engine damage.

B3121 Mazda 5 DTC Meaning

B Body Code - Problem is antilock brake system, electronic suspension and steering systems.
3 SAE - Generic
1 Fuel And Air Metering
2 Cruise Control Servo Indicates Low
1 PCM Stack Overrun

There are currently two main types of cylinder deactivation used today, depending on the type of engine. B3121 Mazda 5 code for the pushrod design which uses solenoids to alter the oil pressure delivered to the lifters. In their collapsed state, the lifters are unable to elevate their companion pushrods under the valve rocker arms, resulting in valves that cannot be actuated and remain closed.

B3120 DTC (Previous DTC Code) ( Next DTC Code ) B3122 DTC
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The listed Mazda models will give information about B3121 DTC.