B122E Code - PTS Sensor 7 Ring Time Too Short
Quick Answer
The B122E diagnostic trouble code (DTC) indicates that the PTS (Park Assist) sensor 7 ring time is too short. Common causes include Malfunctioning sensor 7 in the PTS system, Dirty or damaged sensor affecting its accuracy, Wiring issues such as shorts or open circuits. 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
- B122E indicates PTS Sensor 7 Ring Time Too Short.
- Common causes
- Common causes include Malfunctioning sensor 7 in the PTS system, Dirty or damaged sensor affecting its accuracy, Wiring issues such as shorts or open circuits.
- 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 B122E Description
The B122E diagnostic trouble code (DTC) indicates that the PTS (Park Assist) sensor 7 ring time is too short. The PTS system is a feature that helps drivers park their vehicles by providing audio and visual cues to assist in parking maneuvers. Sensor 7 refers to a specific sensor in the system, and the ring time refers to the duration for which the sensor detects an obstacle. When the ring time is too short, it means that the sensor is not accurately detecting obstacles, which can lead to difficulties in parking and potential safety hazards.
Common Causes of B122E
- Malfunctioning sensor 7 in the PTS system
- Dirty or damaged sensor affecting its accuracy
- Wiring issues such as shorts or open circuits
- Calibration problems due to improper installation or physical impact
- Software issues affecting the communication between the sensor and the vehicle's computer system
Symptoms of B122E
- PTS system providing inaccurate or inconsistent readings
- PTS system failing to detect obstacles while parking
- False alarms or excessive beeping from the PTS system
- PTS system displaying error messages on the dashboard
- Difficulty in parking or maneuvering the vehicle in tight spaces
How to Fix B122E
- Perform a diagnostic scan to confirm the specific sensor causing the issue
- Inspect the sensor 7 for any damage, dirt, or misalignment
- Check the wiring connections for any shorts or open circuits
- Calibrate the sensor according to manufacturer specifications
- Clear the DTC and test the PTS system to ensure accurate readings
Cost to Fix B122E
The typical repair costs for addressing a PTS Sensor 7 Ring Time Too Short code can vary depending on the cause of the issue. In general, the cost of replacing a faulty sensor or repairing wiring issues can range from $100 to $300, including parts and labor. However, if calibration or software issues are involved, the cost may be higher. It's important to note that labor rates at auto repair shops can vary, with hourly rates typically ranging from $80 to $150. Additionally, rates may be higher at dealerships or in metropolitan areas, while independent shops may offer more affordable rates. To get an accurate estimate, it's recommended to consult with local auto repair shops.
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Code B122E Information for Specific Makes
- B122E Chrysler — PTS Sensor 7 Ring Time Too Short
- B122E Dodge — PTS Sensor 7 Ring Time Too Short
- B122E Jeep — PTS Sensor 7 Ring Time Too Short
- B122E RAM — PTS Sensor 7 Ring Time Too Short
Frequently Asked Questions about B122E Code
What does OBDII code B122E mean?
1. B122E indicates that the Passive Entry/Passive Start (PTS) Sensor 7 detected a ring time that is too short, suggesting a communication issue or fault in the sensor system. 2.
What are the symptoms of code B122E?
Common symptoms include difficulty starting the vehicle, unresponsive passive entry or push-to-start functionality, and possible warning lights on the dashboard. 3.
What causes the B122E code to appear?
Possible causes include a malfunctioning PTS sensor, wiring issues such as damaged or corroded connections, or interference with the key fob signal. 4.
How is the B122E code diagnosed?
A technician will use a scan tool to confirm the code, inspect the PTS sensor and its wiring, and test for proper signal transmission from the key fob. 5.
Can I drive my car with code B122E?
In most cases, you may still be able to drive the car, but starting or unlocking the vehicle might become inconsistent. It’s best to address the issue promptly. 6.
How do I fix the B122E code?
Repairs may involve replacing the faulty PTS sensor, cleaning or repairing wiring connections, or reprogramming the key fob or sensor module. 7.
Can a low key fob battery cause the B122E code?
Yes, a weak or dead key fob battery can interfere with signal transmission and potentially trigger this code. 8.
How much does it cost to fix code B122E?
Repair costs vary but typically range from $100 to $500 depending on whether the issue involves sensor replacement, wiring repairs, or reprogramming. 9.
Can environmental factors trigger code B122E?
Yes, electromagnetic interference or physical obstructions between the key fob and the vehicle can cause communication issues leading to this code. 10.
Do I need to reprogram my vehicle to clear code B122E?
In some cases, reprogramming the PTS system or key fob may be necessary after repairs to ensure proper functionality.
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