Code result
P3484
Cylinder Deactivation Solenoid Bank 2 Control Circuit Low
Moderate severity
What it means
The engine control module has detected a low voltage condition at the bank 2 cylinder deactivation solenoid control circuit. A short to ground or low-side driver fault prevents proper actuation of the bank 2 deactivation hydraulic path.
Is it safe to drive?
Use caution
The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical.
Most likely causes
Solenoid or wiring shorted to ground
highOne of the most commonly reported causes for this code — check this first.
ECM low-side driver failed
mediumA plausible cause — test and verify before replacing parts.
Connector damage
lowLess common, but worth ruling out after the more likely causes.
Related help
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