P1366 – Acura DTC

Acura DTC P1366 – TDC 2 Sensor Intermittent

DTC P1366 meaning on Acura

DTC P1366 on Acura refers to an intermittent issue with the Top Dead Center (TDC) 2 sensor circuit. The TDC sensor is responsible for detecting the position of the crankshaft in relation to the top dead center of the compression stroke. An intermittent fault indicates that the sensor is not providing consistent or reliable data to the engine control module.

Acura DTC P1366 symptoms

Symptoms of DTC P1366 on an Acura may include:

• Check Engine Light (MIL) illuminated
• Engine running rough or misfiring
• Reduced engine performance
• Difficulty starting the engine

Acura DTC P1366 causes

Common causes of DTC P1366 on Acura vehicles include:

• Faulty TDC sensor
• Wiring or connector issues in the TDC sensor circuit
• Intermittent electrical connection problems

Acura DTC P1366 seriousness

While DTC P1366 may not always result in immediate drivability issues, it is important to address this fault promptly. Ignoring the problem can lead to further engine performance issues and potential long-term damage if left unresolved.

How to diagnose DTC P1366 on Acura

To diagnose DTC P1366 on an Acura, follow these steps:

1. Use an OBD-II scanner to retrieve the specific fault code.
2. Inspect the TDC sensor and its wiring for any visible damage or corrosion.
3. Check the sensor’s resistance and signal output using a multimeter.
4. Perform a visual inspection of the sensor’s mounting position and alignment.

How to fix DTC P1366 on Acura

To fix DTC P1366 on an Acura, consider the following steps:

1. Replace the faulty TDC sensor if it fails testing.
2. Repair any damaged wiring or connectors in the sensor circuit.
3. Ensure proper sensor alignment and mounting during installation.
4. Clear the fault code using an OBD-II scanner after completing repairs.

How to erase DTC P1366 on Acura

To erase DTC P1366 on an Acura:

1. Connect an OBD-II scanner to the vehicle’s diagnostic port.
2. Access the scanner’s menu to clear the stored fault codes.
3. Follow the on-screen prompts to erase the DTC P1366 code.
4. Verify that the code has been successfully cleared by rescanning the system.

Recommended tools for Acura diagnostics

Explore our expert picks: The Best OBD2 Scanners for 2025

Easy-to-use Multimeter for reliable diagnostics: AstroAI Auto-ranging Multimeter

Some of the links on this page may be affiliate links, which means we may earn a small commission if you make a purchase. This helps us keep our DTC database up to date and provide valuable content for free. We only recommend products that we have tested and believe to be the best in their class.