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Home >> Chevrolet >> 2013 >> Sonic RS, Standard Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 8 (Automatic Transmission - 6T30/6T40 - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P0872 or P0873 >> Conditions for Setting the DTC

Conditions for Setting the DTC

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P0872 

The TCM detects that the TFP switch 3 signal voltage remains LOW after the 2-6 clutch transitions from a HIGH pressure state to a LOW pressure state. The TCM counts each incident. The DTC sets when 8 counts are accumulated.

P0873 

The TCM detects that the TFP switch 3 signal voltage remains HIGH after the 2-6 clutch transitions from a LOW pressure state to a HIGH pressure state. The TCM counts each incident. The DTC sets when 11 counts are accumulated.

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