VIDEO

Informace

Chevrolet

Chevrolet C127D

See the basic definition of a diagnostic error. This will help you to clarify the main causes of the fault code. You will understand the program of the control unit
Basic DTC analysis according to OBD2 protocol standard.

OBD2 or On-Board Diagnostics displays messages for basic group styles. More comprehensible code composition has been standard since 2000. The DTC code consists of five characters and its composition will be shown in this video

Insight into programming

The basic unit for the operation of any computer is the bit. Logic 0 and 1 are expressed by a single bit. Diagnostics The error code is composed of 16 bits. The first two bits define one of the four basic circuits. The video will show you a comprehensive overview of the composition of the error report

A diagnostically understandable description of the Diagnostic Trouble Code

Chevrolet C127D

Basic error definition

Shift Valve 1 Performance

Cause of DTC

No ISS DTCs P0716 or P0717. No OSS DTCs P0722 or P0723. No TCC Performance DTCs P0741 or P0742. No TCC Electrical DTCs P2763, P2763, or P2764. DTC 1751 has not failed this ignition cycle. The engine run time is greater than 5 seconds. The ignition voltage is between 8.6 volts and 19.0 volts. The transmission fluid temperature (TFT) is 20-130°C (68-266°F). The calc. throttle position is 8 percent or greater. The engine torque is greater than 80 N·m (59 lb ft). No upshift or downshift in process. The attained gear slip is equal to or greater than 100 RPM. The TCC is commanded OFF. Vehicle speed is greater than 16 km h (20 mph). The TISS is equal to or greater than 1,100 RPM. Commanded gear is 2nd or greater. The gear ratio is between 0.69-1.97. Solenoid A is enabled.