DTC Mazda P2098 Short Explanation
Channel: Maxidot Mazda
Date: 11/07/2020

The video focuses on the basic Mazda 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:
Mazda
Code:
P2098
Definition:
Post Catalyst Fuel Trim System Too Lean (Bank 2)
Description:
The Powertrain Control Module (PCM) monitors the correction value from downstream Heated Oxygen Sensor (HO2S) as part of the fore-aft oxygen sensor control routine.The test fails when the correction value is greater than a calibrated limit.
Cause:
 Loose connection,and damaged or corroded terminals Exhaust leaks Contaminated HO2S