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C0721 Chevrolet Trans Sport engine code seems a kind of chassis problem, we try to show one by one the meaning and the solution.
Brief explanation of the C0721 Chevrolet Trans Sport code and definition of C0721 Chevrolet Trans Sport is the bottom side.
| c |
Chassis Code Problem is controller area network wiring bus and modules. |
| 0 | SAE - Generic |
| 7 | Auxiliary Emission Controls |
| 2 | Air Conditioning (A/C) Clutch Feedback Circuit High Voltage |
| 1 | TFP Valve Position Switch-Drive Without Drive Ratio |
SAE - Generic codes, which have a '0' as their second digit to indicate they are common to all makes and models of vehicles. These are the codes that are required for basic emissions fault diagnosis.
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How To Fix C0721 Chevrolet Trans Sport ?
The poor running symptoms are consistent with a MAP sensor malfunction. In addition, in some cases, a bad MAP sensor will not throw a code. Again, the ELD code likely represents a separate wiring issue. |
Deactivation of cylinders is achieved by releasing a synchroniser pin that normally interlocks the cam follower and rocker arms. C0721 code resolves the synchroniser pin is released using hydraulic pressure which is controlled by a dedicated solenoid. When you see C0721 Chevrolet Trans Sport engine fault code on your engine code reader this description will help you.
| C Codes | List of all Chassis codes. |
Final Step: In the definitions listed below, there is a test drive recommended after you've completed any repairs to see if the condition is fixed. Before you take a test drive after a repair, always erase the C Code(s) first. This will turn the check engine light off and then you will know if the check engine light returns, you've got further diagnostics to complete.
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This engine code information is presented for information purposes only. This is not intended as repair advice and we are not responsible for any actions you take on any vehicle.
