Code result
P0343
Camshaft Position Sensor Circuit High Input
High severity
What it means
The CMP signal voltage is above the upper threshold. Either excessive sensor output or a short to supply voltage.
Is it safe to drive?
No — stop driving
This code points to a problem that can cause damage or affect safety. Avoid driving and have the vehicle diagnosed promptly.
Most likely causes
Signal wire shorted to supply voltage
highOne of the most commonly reported causes for this code — check this first.
Sensor failed
mediumA plausible cause — test and verify before replacing parts.
Connector pins corroded - high contact resistance
lowLess common, but worth ruling out after the more likely causes.
Related help
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