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Home >> Chevrolet >> 2023 >> Camaro ZL1, 2D Convertible, Standard Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 24 (Automatic Transmission - 10L60, 10L80 Or 10L90 - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P0721-P0723, P077C, P077D, P172A, or P172B >> Conditions for Setting the DTC

Conditions for Setting the DTC

WARNING: This page is about a different variant/trim than selected.

P0721 

Output Speed Sensor Direction Signal = Not Plausible - For greater than 3.5 s

P0722 

Transmission OSS = Less than 31 RPM - For greater than 4 s

P0723 

Transmission OSS = Decreases greater than 649 RPM - For greater than 7.5 s

P077C 

Signal circuit = Less than 0.25 V - For greater than 1 s

P077D 

Signal circuit = Greater than 4.75 V - For greater than 1 s

P172A 

Current Gear = Forward Gear & Output Shaft Speed Sensor Direction Forward - For greater than 2.5 s

P172B 

Current Gear = Reverse Gear & Output Shaft Speed Sensor Direction Reverse - For greater than 2.5 s