Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
A/F Sensor (Bank 2)
2008 Acura RLSECTION A/F Sensor (Bank 2)
DTC P0154: Monitor ID $05: Test ID $80
| OBD Monitor ID | $05 | Test ID | $80 | Unit and Scaling ID | $11 |
|---|---|---|---|---|---|
| DTC | P0154 | ||||
| Test Description | Check of A/F sensor "non-activation" by monitoring the sensor non-activation time. | ||||
| Store Timing | Normal judgement/Failure judgement | ||||
| Conversion to Engineering Units | Measured value: Output value (Decimal) x 0.1 (sec.) The lowest limit value: Not applicable The highest limit value: Output value (Decimal) x 0.1 (sec.) |
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DTC P0154: Monitor ID $05: Test ID $81
| OBD Monitor ID | $05 | Test ID | $81 | Unit and Scaling ID | $14 |
|---|---|---|---|---|---|
| DTC | P0154 | ||||
| Test Description | Check of A/F sensor "non-activation" by monitoring the sensor element resistance. | ||||
| Store Timing | Normal judgement/Failure judgement | ||||
| Conversion to Engineering Units | Measured value: Output value (Decimal) x 1 (Ξ©) The lowest limit value: Not applicable The highest limit value: Output value (Decimal) x 1 (Ξ©) |
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DTC P0154: Monitor ID $05: Test ID $82
| OBD Monitor ID | $05 | Test ID | $82 | Unit and Scaling ID | $0B |
|---|---|---|---|---|---|
| DTC | P0154 | ||||
| Test Description | Check of A/F sensor "non-activation" by monitoring the sensor cell voltage. | ||||
| Store Timing | Failure judgement | ||||
| Conversion to Engineering Units | Measured value: Output value (Decimal) x 0.01 (V) The lowest limit value: Output value (Decimal) x 0.01 (V) The highest limit value: Output value (Decimal) x 0.01 (V) |
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DTC P2197: Monitor ID $05: Test ID $83
| OBD Monitor ID | $05 | Test ID | $83 | Unit and Scaling ID | $8D |
|---|---|---|---|---|---|
| DTC | P2197 | ||||
| Test Description | Check of the A/F sensor "too lean" by monitoring the A/F sensor signal. | ||||
| Store Timing | Normal judgement/Failure judgement | ||||
| Conversion to Engineering Units | Measured value: Output value (Decimal) x 0.003906 (mA) The lowest limit value: Output value (Decimal) x 0.003906 (mA) The highest limit value: Not applicable |
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DTC P2A03: Monitor ID $05: Test ID $84
| OBD Monitor ID | $05 | Test ID | $84 | Unit and Scaling ID | $8D |
|---|---|---|---|---|---|
| DTC | P2A03 | ||||
| Test Description | Check of A/F sensor rationality by monitoring the sensor signal during fuel cut condition. | ||||
| Store Timing | Normal judgement/Failure judgement | ||||
| Conversion to Engineering Units | Measured value: Output value (Decimal) x 0.003906 (mA) The lowest limit value: Output value (Decimal) x 0.003906 (mA) The highest limit value: Output value (Decimal) x 0.003906 (mA) |
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DTC P0153: Monitor ID $05: Test ID $85
| OBD Monitor ID | $05 | Test ID | $85 | Unit and Scaling ID | $01 |
|---|---|---|---|---|---|
| DTC | P0153 | ||||
| Test Description | Response check of A/F sensor by monitoring the amplitude of filtered sensor signal during stable driving condition. | ||||
| Store Timing | Normal judgement/Failure judgement | ||||
| Conversion to Engineering Units | Measured value: No unit The lowest limit value: No unit The highest limit value: Not applicable |
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DTC P1174: Monitor ID $05: Test ID $86
| OBD Monitor ID | $05 | Test ID | $86 | Unit and Scaling ID | $8D |
|---|---|---|---|---|---|
| DTC | P1174 | ||||
| Test Description | Check of A/F sensor "out of range" by monitoring the sensor signal. | ||||
| Store Timing | Normal judgement/Failure judgement | ||||
| Conversion to Engineering Units | Measured value: Output value (Decimal) x 0.003906 (mA) The lowest limit value: Output value (Decimal) x 0.003906 (mA) The highest limit value: Not applicable |
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DTC P0154: Monitor ID $05: Test ID $87
| OBD Monitor ID | $05 | Test ID | $87 | Unit and Scaling ID | $14 |
|---|---|---|---|---|---|
| DTC | P0154 | ||||
| Test Description | Check of A/F sensor "non-activation" by monitoring the sensor element resistance during A/F feedback control. | ||||
| Store Timing | Failure judgement | ||||
| Conversion to Engineering Units | Measured value: Output value (Decimal) x 1 (Ξ©) The lowest limit value: Not applicable The highest limit value: Output value (Decimal) x 1 (Ξ©) |
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DTC P0154: Monitor ID $05: Test ID $88
| OBD Monitor ID | $05 | Test ID | $88 | Unit and Scaling ID | $0B |
|---|---|---|---|---|---|
| DTC | P0154 | ||||
| Test Description | Check of A/F sensor "non-activation" by monitoring the sensor cell voltage during A/F feedback control. | ||||
| Store Timing | Failure judgement | ||||
| Conversion to Engineering Units | Measured value: Output value (Decimal) x 0.01 (V) The lowest limit value: Output value (Decimal) x 0.01 (V) The highest limit value: Output value (Decimal) x 0.01 (V) |
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RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.