Code result
P261E
Coolant Pump B Control Circuit Stuck On
Moderate severity
What it means
The second coolant pump runs even when no command is active. Driver is stuck on or the wire is shorted to a permanent supply.
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
ECU output driver stuck on
highOne of the most commonly reported causes for this code — check this first.
Control wire shorted to a permanent B+ supply
mediumA plausible cause — test and verify before replacing parts.
Carbon or debris buildup preventing free movement
lowLess common, but worth ruling out after the more likely causes.
Related help
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