P1640 Mercury Code - Powertrain DTCs Available in Another Module
Quick Answer
The P1640 code for Mercury vehicles indicates that there are Powertrain Diagnostic Trouble Codes (DTCs) stored in another module of the vehicle's onboard computer system. Common causes include Faulty oxygen sensor, Malfunctioning mass airflow sensor, Wiring or connector issues. 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
- P1640 Mercury indicates Powertrain DTCs Available in Another Module.
- Common causes
- Common causes include Faulty oxygen sensor, Malfunctioning mass airflow sensor, Wiring or connector issues.
- 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 P1640 Mercury Description
The P1640 code for Mercury vehicles indicates that there are Powertrain Diagnostic Trouble Codes (DTCs) stored in another module of the vehicle's onboard computer system. This means that there are specific issues related to the powertrain, such as the engine, transmission, or emissions system, that have been detected and stored in a different module for diagnostic purposes. This code serves as a notification to the vehicle owner or technician that there are underlying problems that need to be addressed in order to ensure the proper functioning of the powertrain system.
Common Causes of P1640 Mercury
- Faulty oxygen sensor
- Malfunctioning mass airflow sensor
- Wiring or connector issues
- Vacuum leaks
- Engine or transmission mechanical problems
Symptoms of P1640 Mercury
- Check Engine Light illuminated on the dashboard
- Reduced fuel efficiency
- Engine misfires or hesitation
- Rough idling or stalling
- Transmission shifting issues
How to Fix P1640 Mercury
- Use an OBD-II scanner to read and record the specific DTCs stored in the other module
- Address and repair any underlying issues related to the powertrain system
- Clear the codes from the vehicle's computer system
- Test drive the vehicle to ensure the issue has been resolved
- Perform a final check to confirm that the Check Engine Light does not come back on
Cost to Fix P1640 Mercury
The typical repair costs for a P1640 code can vary depending on the specific cause of the issue. In general, the cost of parts and labor for this type of repair can range from $100 to $500. It is important to note that the diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. It is recommended to check with local repair shops to get a more accurate estimate for this repair.
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