The P2803 fault code in automobiles indicates a problem with the Transmission Range Sensor ‘B’.
The most common symptom is the illumination of the Engine Light or Service Engine Soon Warning Light. The cause of this fault code could be a faulty sensor, an open or shorted harness, or a poor electrical connection.
It is important to address this issue promptly as it can lead to transmission problems. The repair difficulty is moderate, and the repair time is estimated at 1.0 hour. To fix the issue, one should visually inspect the wiring harness and connectors, check for damaged components, and look for broken, bent, pushed out, or corroded connector’s pins.
Repair Importance Level | 10.0 (Out of 10) |
Estimated Repair Time | Approximately 1.0 hour |
Repair Difficulty Level | 10.0 (Out of 10) |
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P2803: Signs Of A Failing Transmission
If you notice the Engine Light ON or Service Engine Soon Warning Light, it could be a sign of p2803 fault code.
Here are the symptoms to look out for:
- The P2803 fault code in an automobile can cause several symptoms.
- The most common symptom is the illumination of the engine light or service engine soon warning light.
- Other symptoms include harsh shifting, transmission slippage, decreased fuel efficiency, and decreased engine performance.
- Additionally, the vehicle may experience difficulty starting or may stall while driving.
- It is important to address these symptoms promptly to prevent further damage to the vehicle.
P2803: What’s Triggering It?
The automobile fault code P2803 can be caused by a faulty transmission range sensor ‘B’, an open or shorted harness, or a poor electrical connection in the circuit.
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- The automobile fault code P2803 can be caused by a faulty Transmission Range Sensor ‘B’.
- It can also be caused by an open or shorted Transmission Range Sensor ‘B’ harness.
- Additionally, a poor electrical connection in the Transmission Range Sensor ‘B’ circuit can also trigger this fault code.
Fix Code P2803: Simple Steps To Get Your Car Running
Below are the possible fixes for the automobile fault code p2803, including inspecting wiring harness and connectors for damage or corrosion.
- To fix the automobile fault code p2803, you need to check the possible causes listed above.
- Visually inspect the related wiring harness and connectors for any damage.
- Look for broken, bent, pushed out, or corroded connector’s pins.
- This fix will take an estimated repair time of 1.0 hour.
P2803: Affordable Fix For Your Car’s Transmission
The fault code P2803 indicates a problem with the transmission range sensor circuit.
The estimated repair time for this fault code is 1.0 hour.
The cost of fixing this issue depends on the hourly rate charged by the auto repair shop.
Most shops charge between $75 and $150 per hour for repairs.
Therefore, the cost of fixing the P2803 fault code can range from $75 to $150.
P2803: Transmission Range Sensor Circuit High Input – Explained
The P2803 code is related to the Transmission Range Sensor ‘B’ Circuit. The Engine Control Module (ECM) is responsible for monitoring this circuit.
If the signal from the circuit is not within the factory specifications, the ECM will set the OBDII code. The P2803 code specifically indicates that the Transmission Range Sensor ‘B’ Circuit signal is high.
This means that the signal is above the acceptable range, which can cause issues with the transmission. If you receive the P2803 code, it is important to have your vehicle inspected by a qualified mechanic. They will be able to diagnose the issue and determine the best course of action to fix it.
Ignoring this code can lead to further damage to your vehicle and potentially costly repairs.
FAQ
If your engine light is on and you’re getting the P2803 fault code, it could be due to a faulty Transmission Range Sensor ‘B’, an open or shorted harness, or a poor electrical connection in the circuit. To fix the issue, you should visually inspect the wiring harness and connectors, check for damaged components, and look for broken, bent, pushed out, or corroded connector’s pins.
If you’re experiencing the P2803 fault code, start by checking the “Possible Causes” listed above. To visually inspect the related wiring harness and connectors, look for damaged components and check for broken, bent, pushed out, or corroded connector’s pins. This will help you identify any issues with the Transmission Range Sensor ‘B’ harness, which may be open or shorted, or have a poor electrical connection. Once you’ve identified the issue, you can take the necessary steps to fix it and turn off the Engine Light or Service Engine Soon Warning Light.
If you’re fixing the P2803 fault code, look out for the engine light being on or the service engine soon warning light. The cause could be a faulty transmission range sensor ‘B’, an open or shorted harness, or a poor electrical connection in the circuit. To fix it, check the possible causes listed above and visually inspect the related wiring harness and connectors. Make sure to look for damaged components and check for broken, bent, pushed out, or corroded connector’s pins.

Wrap Up
If your engine light is on, it could be due to a faulty Transmission Range Sensor ‘B’, an open or shorted harness, or poor electrical connection. Visually inspect the wiring harness and connectors for damage or corrosion. Check for broken, bent, or pushed out connector pins.