DTC Saturn P0090-02 Short Explanation
Channel: Maxidot
Date: 19/09/2020

The video focuses on the basic Saturn specific diagnostic error code.
Contents:
0:21 Basic DTC analysis according to OBD2 protocol standard.
1:48 Insight into programming
- an explanation of what a bit is and how a byte is formed
- decoding the Error Code to the base programming
2:58 A diagnostically understandable description of the Diagnostic Trouble Code
3:05 Basic error definition
- Possible causes or errors of the car and its parts describing the mentioned error

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Make:
Saturn
Code:
P0090 02
Definition:
Neutral Check (No Neutral Check)
Description:
The driving section of the transmission is disengaged when certain conditions are met: Stationary,Engine idling,Stop pedal depressed,Gear position D,3 or 4. The function decreases fuel consumption and vibration from the transmission when running the engine at idle speed.Diagnostic trouble code (DTC) TCM-012B is stored if the transmission control module (TCM) registers that clutch C1 does not engage.
Cause:
Shift solenoid SLS has jammed in the OFF positionInternal fault in the transmissionInternal fault in the control module.
Failure Type:
General Signal Failure
This sub type is used for General Signal Failures that cannot be assigned to a specific sub type (Category information and no Sub Type information, e.g. DTC (403002): C0030 Left Front Tone Wheel - General Signal Failure).