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Home >> Chevrolet >> 2013 >> Sonic RS, Standard Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 9 (Engine Controls/Fuel - 1.8L (LUW, LWE) - DTC P0443 To DTC P2635 And Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P150C >> Circuit/System Description

Circuit/System Description

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This diagnostic applies to communication integrity between the engine control module (ECM) and the transmission control module (TCM). The ECM determines that the engine speed signal counter is incorrect for the current vehicle operation.