B1291 RAM Code - Park Assist Sensor 4
Quick Answer
The Park Assist Sensors (PTS) are ultrasonic transceivers that are completely controlled by the Park Assist Module. Common causes include Faulty Park Assist Sensor 4, Park Assist Sensor 4 harness is open or shorted, Park Assist Sensor 4 circuit poor electrical connection. Severity is Moderate - service should be scheduled soon. The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.
- What it means
- B1291 RAM indicates Park Assist Sensor 4.
- Common causes
- Common causes include Faulty Park Assist Sensor 4, Park Assist Sensor 4 harness is open or shorted, Park Assist Sensor 4 circuit poor electrical connection.
- Severity
- Moderate - service should be scheduled soon.
- Can I drive?
- The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.
Code B1291 RAM Description
What are the Possible Causes of the DTC B1291 RAM?
- Faulty Park Assist Sensor 4
- Park Assist Sensor 4 harness is open or shorted
- Park Assist Sensor 4 circuit poor electrical connection
- Faulty Park Assist Module
How to Fix the DTC B1291 RAM?
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
B1291-12 PTS SENSOR 4 CIRCUIT SHORT TO BATTERY
B1291-25 PTS SENSOR 4 SIGNAL SHAPE / WAVEFORM FAILURE
B1291-92 PTS SENSOR 4 PERFORMANCE OR INCORRECT OPERATION
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the B1291 RAM 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 B1291 RAM Code
1. What are the common symptoms of OBDII code B1291 RAM related to Park Assist Sensor 4?
The common symptoms include a malfunctioning or non-operational Park Assist Sensor 4, leading to issues with parking assistance and potentially triggering warning lights on the dashboard.
2. What are the possible causes of OBDII code B1291 RAM for Park Assist Sensor 4?
The code B1291 RAM for Park Assist Sensor 4 can be triggered by issues such as sensor damage, wiring problems, sensor misalignment, or system calibration errors.
3. How can I diagnose the OBDII code B1291 RAM for Park Assist Sensor 4?
To diagnose the issue, you can use an OBDII scanner to read the code and pinpoint the specific problem with Park Assist Sensor 4. Additionally, visually inspecting the sensor and its wiring for any visible damage can also help in diagnosis.
4. What are some repair tips for addressing OBDII code B1291 RAM related to Park Assist Sensor 4?
Repair tips may include checking and repairing any damaged wiring, realigning or replacing the sensor if necessary, ensuring proper sensor calibration, and clearing the code using an OBDII scanner.
5. Can I fix OBDII code B1291 RAM for Park Assist Sensor 4 on my own, or do I need professional help?
Depending on your automotive repair skills and knowledge, you may be able to address the code B1291 RAM yourself by following repair guides and using the right tools. However, if you are unsure or uncomfortable with the repair process, it's recommended to seek professional help.
6. Are there any safety precautions to consider when working on OBDII code B1291 RAM for Park Assist Sensor 4?
When working on the Park Assist Sensor 4 related to code B1291 RAM, ensure that the vehicle is powered off, use proper safety gear like gloves and goggles, and follow manufacturer guidelines to prevent any accidents or injuries.
7. Can a faulty Park Assist Sensor 4 triggering OBDII code B1291 RAM affect other vehicle systems?
Yes, a malfunctioning Park Assist Sensor 4 can potentially affect other vehicle systems that rely on accurate sensor data, such as the parking assistance system, rear collision warning, or even the overall performance of the vehicle.
8. How can I prevent OBDII code B1291 RAM for Park Assist Sensor 4 from recurring?
To prevent the code from recurring, it's essential to regularly inspect and maintain the Park Assist Sensor 4, ensure proper sensor alignment and calibration, and address any issues promptly to avoid further damage.
9. Is it safe to drive with OBDII code B1291 RAM related to Park Assist Sensor 4 unresolved?
While it may be safe to drive with the code B1291 RAM initially, it's not recommended to ignore the issue for an extended period as it can impact your overall driving experience and potentially lead to further sensor or system damage.
10. How much does it typically cost to repair OBDII code B1291 RAM for Park Assist Sensor 4 at a professional auto repair shop?
The cost of repairing the OBDII code B1291 RAM related to Park Assist Sensor 4 can vary depending on the extent of the damage, parts needed for replacement, labor charges, and the specific shop rates. It's advisable to get quotes from different shops for an accurate estimate.
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