What does code P0261 mean?
Low signal detected in injector circuit for cylinder 1
OBD-II Code
P0261 — Cylinder 1 Injector Circuit Low
Low signal detected in injector circuit for cylinder 1
Common symptoms
- Loss of power
- misfire
- unstable idle
Possible causes
- Signal wire shorted to ground
- clogged injector
- low resistance
- damaged connector
Initial recommendation
Check continuity, test injector and measure resistance.
Safety notice
This information is for guidance only and does not replace a physical vehicle inspection or diagnosis by a qualified mechanic. If the vehicle has severe power loss, smoke, a fuel odor, overheating, brake or steering problems, or any unsafe behavior, avoid driving it and seek professional inspection.
Analyze this code with MecaOBD
Use the app to combine code P0261 with your vehicle's actual symptoms for more complete diagnostic guidance.
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