P1A19 Ford Code - Variable Voltage Controller Driver Temperature Sensor Circuit
Quick Answer
This Diagnostic Trouble Code (DTC) sets when a variable voltage controller driver temperature sensor is out of range or indicates a temperature higher than a calibrated threshold. Common causes include Faulty Variable Voltage Controller Driver Temperature Sensor, Variable Voltage Controller Driver Temperature Sensor harness is open or shorted, Variable Voltage Controller Driver Temperature Sensor circuit poor electrical connection. 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
- P1A19 Ford indicates Variable Voltage Controller Driver Temperature Sensor Circuit.
- Common causes
- Common causes include Faulty Variable Voltage Controller Driver Temperature Sensor, Variable Voltage Controller Driver Temperature Sensor harness is open or shorted, Variable Voltage Controller Driver Temperature Sensor circuit poor electrical connection.
- 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.
Code P1A19 Ford Description
What are the Possible Causes of the DTC P1A19 Ford?
- Faulty Variable Voltage Controller Driver Temperature Sensor
- Variable Voltage Controller Driver Temperature Sensor harness is open or shorted
- Variable Voltage Controller Driver Temperature Sensor circuit poor electrical connection
How to Fix the DTC P1A19 Ford?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
Code Tech Notes
ISSUE: Some 2013-2014 Fusion and MKZ Hybrid/Energi vehicles may exhibit an illuminated Wrench lamp (Hybrid) or Service Engine Soon lamp (Energi) accompanied by CMDTC P1A18, P1A19, P0AEE or P0BCD.
ACTION: Reprogram the powertrain control module (PCM) to the latest calibration
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P1A19 Ford code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
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Frequently Asked Questions about P1A19 Ford Code
1. What are the common symptoms of OBDII code P1A19 in a Ford vehicle?
- Common symptoms include poor engine performance, rough idling, decreased fuel efficiency, and possible stalling.
2. What are the possible causes of OBDII code P1A19 in a Ford vehicle?
- Possible causes include a faulty variable voltage controller, issues with the driver temperature sensor circuit, wiring problems, or a defective temperature sensor.
3. How can I diagnose the variable voltage controller driver temperature sensor circuit in a Ford vehicle?
- Diagnosis typically involves using a scan tool to read the code, testing the voltage controller, inspecting the sensor circuit wiring for damage, and checking the temperature sensor's functionality.
4. Can a DIYer repair OBDII code P1A19 in a Ford vehicle?
- While some DIY enthusiasts may attempt to repair this code, it is recommended to consult a professional mechanic due to the complexity of diagnosing and fixing issues related to the variable voltage controller and temperature sensor.
5. How much does it cost to repair OBDII code P1A19 in a Ford vehicle?
- Repair costs can vary depending on the exact cause of the code and the labor rates of the repair shop. It is advisable to obtain multiple quotes from reputable mechanics before proceeding with the repair.
6. Are there any temporary fixes for OBDII code P1A19 in a Ford vehicle?
- Temporary fixes such as clearing the code using a scan tool may temporarily address the symptoms, but it is crucial to diagnose and repair the underlying issue to prevent further damage to the vehicle.
7. Can driving with OBDII code P1A19 in a Ford vehicle cause further damage?
- Continuing to drive with this code present can potentially cause damage to other engine components and negatively impact the vehicle's performance and fuel efficiency. It is best to address the issue promptly.
8. How long does it typically take to repair OBDII code P1A19 in a Ford vehicle?
- The repair time can vary depending on the exact cause of the code and the availability of parts. In some cases, repairs can be completed within a few hours, while more complex issues may take longer.
9. Are there any recalls or technical service bulletins related to OBDII code P1A19 in Ford vehicles?
- It is advisable to check with Ford dealerships or online resources for any recalls or technical service bulletins related to this specific OBDII code to see if the issue is covered under warranty or a special program.
10. How can I prevent OBDII code P1A19 from occurring in my Ford vehicle?
- Regular maintenance, including checking the condition of the temperature sensor, voltage controller, and wiring, can help prevent issues that may trigger OBDII code P1A19. Additionally, addressing any engine performance issues promptly can help avoid this code from appearing.
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