AutoCodes – Volkswagen – P0197 Volkswagen

P0197 Volkswagen Code - Engine Oil Temperature Sensor Signal Too Low

Quick Answer

The engine oil temperature sensor is used to detect the engine oil temperature. Common causes include Faulty Engine Oil Temperature sensor, Engine Oil Temperature sensor harness is open or shorted, Engine Oil 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
P0197 Volkswagen indicates Engine Oil Temperature Sensor Signal Too Low.
Common causes
Common causes include Faulty Engine Oil Temperature sensor, Engine Oil Temperature sensor harness is open or shorted, Engine Oil 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 8,348
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 14, 2020
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Code P0197 Volkswagen Description

The engine oil temperature sensor is used to detect the engine oil temperature. The sensor modifies a voltage signal from the Engine Control Module (ECM). The modified signal returns to the ECM as the engine oil temperature input. The sensor uses a thermistor which is sensitive to the change in temperature. The electrical resistance of the thermistor decreases as temperature increases.
OBDII Code P0197 Volkswagen - Engine Oil Temperature Sensor Signal Too Low - AutoCodes.com
P0197 Volkswagen Code - Engine Oil Temperature Sensor Signal Too Low

What are the Possible Causes of the DTC P0197 Volkswagen?

  • Faulty Engine Oil Temperature sensor
  • Engine Oil Temperature sensor harness is open or shorted
  • Engine Oil Temperature sensor circuit poor electrical connection

How to Fix the DTC P0197 Volkswagen?

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.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0197 Volkswagen 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.

Need more information about the P0197 Volkswagen code?

Need more information on how to fix the P0197 Volkswagen code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0197 Volkswagen code diagnosed by a professional: Find a repair shop in your area

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P0197 Volkswagen Code

1. What are the common symptoms of OBDII code P0197 in a Volkswagen?

The common symptoms of OBDII code P0197 in a Volkswagen include issues with the engine oil temperature gauge, poor fuel efficiency, and potential stalling or rough idling.

2. What could cause the OBDII code P0197 "Engine Oil Temperature Sensor Signal Too Low" in a Volkswagen?

The OBDII code P0197 in a Volkswagen is often triggered by a faulty engine oil temperature sensor, wiring issues, or a problem with the engine control module (ECM).

3. How can I diagnose the OBDII code P0197 in my Volkswagen?

To diagnose the OBDII code P0197 in a Volkswagen, you can use an OBDII scanner to read the trouble code, inspect the engine oil temperature sensor and its wiring for any damage, and test the sensor's resistance and voltage.

4. Can I continue driving my Volkswagen with the OBDII code P0197?

It is not recommended to continue driving your Volkswagen with the OBDII code P0197, as it can lead to potential engine damage and decreased performance. It is best to address the issue promptly.

5. How do I repair the OBDII code P0197 in my Volkswagen?

To repair the OBDII code P0197 in a Volkswagen, you may need to replace the faulty engine oil temperature sensor, repair any damaged wiring, or reprogram the engine control module (ECM) if needed.

6. Are there any DIY tips for fixing the OBDII code P0197 in my Volkswagen?

While some DIY enthusiasts may attempt to replace the engine oil temperature sensor themselves, it is recommended to have a professional mechanic diagnose and repair the issue to ensure proper installation and functionality.

7. Can a low engine oil level trigger the OBDII code P0197 in a Volkswagen?

A low engine oil level is unlikely to trigger the OBDII code P0197 specifically, as this code is related to the engine oil temperature sensor signal being too low. However, maintaining the correct engine oil level is essential for overall engine health.

8. Will resetting the OBDII code P0197 in my Volkswagen make it go away permanently?

Resetting the OBDII code P0197 in a Volkswagen may temporarily clear the code, but if the underlying issue such as a faulty sensor or wiring is not addressed, the code is likely to reappear during driving cycles.

9. Is the OBDII code P0197 specific to Volkswagen vehicles only?

No, the OBDII code P0197 "Engine Oil Temperature Sensor Signal Too Low" can appear on a variety of vehicle makes and models, not limited to Volkswagen. The diagnostic and repair steps may vary depending on the manufacturer.

10. Can extreme weather conditions affect the OBDII code P0197 in my Volkswagen?

Extreme weather conditions, especially very low temperatures, can potentially affect the engine oil temperature sensor's performance and trigger the OBDII code P0197 in a Volkswagen. It is essential to consider environmental factors when diagnosing this issue.

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