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Home >> Chevrolet >> 2003 >> Impala LS >> Repair and Diagnosis >> External Pages >> Different car >> Section 154 (Cruise Control System) >> Diagnostic Tests >> DTC P1566: Powertrain Control Module Detects High Engine Speed >> Conditions For Setting The DTC

Conditions For Setting The DTC

WARNING: This page is about a different car, the 2002 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.

The PCM detects an engine speed greater than 6300 RPM with the cruise control still engaged.

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