Code result
P26D0
Engine Coolant Pump Control Module System Voltage Low
Moderate severity
What it means
The smart coolant pump module reports the system voltage below operating range. Pump output is reduced or disabled to protect the module.
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
Weak battery sags voltage under load
highOne of the most commonly reported causes for this code — check this first.
Alternator output below regulation point
mediumA plausible cause — test and verify before replacing parts.
Related help
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