Dec 28, 2015 · i got check engine light on and poped code p1481 fan speed circuit sensor does that mean that i have a bad fan clutch since mine is an electronic fan clutch Nov 8, 2009 · this is a description of when your chevy trailblazer is throwing a p1481 engine code Jun 10, 2009 · engine mounts has been changed. So far, the fan clutch not stoping again , and after two weeks of the reform did not show any code in the dtc. Engine shaking will stop the.

Understanding the Context

Aug 19, 2024 · the p1481 code for chevrolet indicates that the cooling fan speed signal has been lost. This means that the engine control module (ecm) is no longer receiving the necessary. Dec 28, 2015 · i got check engine light on and poped code. P1481 fan speed circuit sensor does that.

Key Insights

Mean that i have a bad fan clutch since mine. Is an electronic fan clutch. Sep 7, 2024 · the p1481 diagnostic trouble code (dtc) refers to cooling fan speed signal lost. this code is set when the engine control module (ecm) detects a loss of signal from the. How can you fix the chevrolet p1481 code?

Final Thoughts

An inline connector could cause an intermittent dtc. Ensure to test for poor connections and pin retention at all inline connectors. The p1481 is actually a known problem and gm has issued a technical service bulletin that states the most common cause of this code is the cooling fan harness chaffing against the.