B1290 RAM Code - Park Assist Sensor 3
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 3, Park Assist Sensor 3 harness is open or shorted, Park Assist Sensor 3 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
- B1290 RAM indicates Park Assist Sensor 3.
- Common causes
- Common causes include Faulty Park Assist Sensor 3, Park Assist Sensor 3 harness is open or shorted, Park Assist Sensor 3 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 B1290 RAM Description
What are the Possible Causes of the DTC B1290 RAM?
- Faulty Park Assist Sensor 3
- Park Assist Sensor 3 harness is open or shorted
- Park Assist Sensor 3 circuit poor electrical connection
- Faulty Park Assist Module
How to Fix the DTC B1290 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
B1290-12 PTS SENSOR 3 CIRCUIT SHORT TO BATTERY
B1290-25 PTS SENSOR 3 SIGNAL SHAPE / WAVEFORM FAILURE
B1290-92 PTS SENSOR 3 PERFORMANCE OR INCORRECT OPERATION
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the B1290 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 B1290 RAM Code
1. What does the OBDII code B1290 indicate?
The B1290 code specifically relates to an issue with Park Assist Sensor 3. It indicates that there is a fault detected in the sensor or its circuit, which can affect the functionality of the parking assist system.
2. What are common symptoms of the B1290 code?
Common symptoms include the parking assist system not functioning, the parking assist warning light illuminating on the dashboard, and possibly audible warnings or alerts not functioning correctly when approaching obstacles.
3. What can cause the B1290 code to appear?
Causes for the B1290 code can include a faulty Park Assist Sensor 3, damaged wiring or connectors associated with the sensor, or a problem with the control module.
4. How can I troubleshoot and fix the B1290 code?
To troubleshoot and fix the B1290 code, start by visually inspecting the sensor and its wiring for any visible damage or disconnections. If no physical issues are found, proceed to test the sensor’s functionality with a multimeter and compare it to manufacturer specifications. If the sensor is faulty, replace it. If the wiring is the issue, repair or replace the damaged sections.
5. Is it safe to drive with the B1290 code?
While driving with the B1290 code isn't typically dangerous, it does impair the park assist feature, which can increase the risk of collisions during parking maneuvers. It is advisable to get the issue fixed to maintain full functionality of your vehicle’s parking assist system.
6. Will the B1290 code clear on its own if the issue is resolved?
Yes, in many vehicles, once the issue causing the B1290 code is resolved, the code will clear after a few driving cycles. However, it’s often recommended to use an OBDII scanner to clear the code manually after repair to ensure it has been fully resolved.
7. What tools are needed to diagnose the B1290 code?
Diagnosing the B1290 code typically requires an OBDII scanner to read the code and monitor live data, a multimeter for testing sensor functionality and wiring integrity, and basic hand tools for accessing the sensor.
8. How important is it to address the B1290 code immediately?
Addressing the B1290 code should be considered moderately important, primarily for convenience and the full functionality of your vehicle’s parking assist system. Delaying repairs can lead to a complete failure of the parking assist system, making parking more difficult and potentially leading to accidents.
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