P1672 Acura Code - Automatic Transmission To Engine Control Module Signal Failure
Quick Answer
The P1672 code for Acura vehicles indicates a failure in the communication between the automatic transmission and the engine control module (ECM). Common causes include Faulty automatic transmission, Faulty engine control module, Damaged wiring or connectors between the transmission and ECM. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P1672 Acura indicates Automatic Transmission To Engine Control Module Signal Failure.
- Common causes
- Common causes include Faulty automatic transmission, Faulty engine control module, Damaged wiring or connectors between the transmission and ECM.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code P1672 Acura Description
The P1672 code for Acura vehicles indicates a failure in the communication between the automatic transmission and the engine control module (ECM). This communication is crucial for the proper functioning of the vehicle, as it allows the transmission to shift gears at the right time and in response to the engine's performance. When this signal fails, it can lead to a variety of performance issues and potentially cause long-term damage if not addressed promptly.
Common Causes of P1672 Acura
- Faulty automatic transmission
- Faulty engine control module
- Damaged wiring or connectors between the transmission and ECM
- Low transmission fluid level
- Electrical issues within the transmission control system
Symptoms of P1672 Acura
- Harsh or delayed shifting
- Transmission slipping
- Inability to shift gears
- Reduced fuel efficiency
- Check Engine Light illuminated
How to Fix P1672 Acura
- Begin by checking the transmission fluid level and condition. Top off or replace the fluid if necessary.
- Inspect the wiring and connectors between the transmission and ECM for any damage or corrosion. Repair or replace as needed.
- Use a diagnostic scan tool to reset the code and see if it returns. If it does, further diagnosis may be needed to pinpoint the exact cause.
- Test the automatic transmission and engine control module to ensure they are communicating properly. Replace any faulty components.
- Clear the code and test drive the vehicle to ensure the issue has been resolved.
Cost to Fix P1672 Acura
The typical repair costs for addressing a P1672 code in an Acura vehicle can range from $200 to $800, depending on the specific cause of the issue and the cost of parts and labor. It's important to note that diagnosis time and labor rates at auto repair shops can vary, so it's advisable to check with local shops for a more accurate estimate. Additionally, factors such as location, vehicle make and model, and engine type can also impact the overall cost of the repair.
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