P1293 Dodge Code - Compressed Natural Gas Pressure Sensor Signal Too Low
Quick Answer
With the key on or engine running, then the Powertrain Control Module (PCM) detects that the Compressed Natural Gas (CNG) Fuel Pressure sensor input was more than 0.49v. Common causes include Faulty Compressed Natural Gas (CNG) Pressure Sensor, CNG Pressure Sensor harness is open or shorted, CNG Pressure 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
- P1293 Dodge indicates Compressed Natural Gas Pressure Sensor Signal Too Low.
- Common causes
- Common causes include Faulty Compressed Natural Gas (CNG) Pressure Sensor, CNG Pressure Sensor harness is open or shorted, CNG Pressure 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.
Code P1293 Dodge Description
What are the Possible Causes of the DTC P1293 Dodge?
- Faulty Compressed Natural Gas (CNG) Pressure Sensor
- CNG Pressure Sensor harness is open or shorted
- CNG Pressure Sensor circuit poor electrical connection
How to Fix the DTC P1293 Dodge?
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 P1293 Dodge 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 P1293 Dodge Code
1. What does the OBDII code P1293 mean on a Dodge vehicle?
P1293 indicates that the compressed natural gas (CNG) pressure sensor is reporting a signal that is too low, which may affect the vehicle's fuel management system.
2. What are the common symptoms of code P1293 in Dodge vehicles?
Symptoms may include a check engine light, reduced engine performance, poor fuel efficiency, or difficulty starting the engine.
3. What causes the P1293 code to appear in a Dodge vehicle?
Common causes include a faulty CNG pressure sensor, damaged wiring or connectors, or issues with the Engine Control Module (ECM).
4. Can I continue driving with a P1293 code on my Dodge?
It’s not recommended to drive for extended periods, as this code can affect fuel delivery and engine performance, potentially leading to further damage.
5. How do you diagnose the P1293 code in a Dodge?
Diagnosis typically involves scanning the ECM for codes, inspecting the CNG pressure sensor and its wiring, and testing the sensor’s voltage and signal output.
6. How do you fix the P1293 code on a Dodge vehicle?
Repairs may include replacing the CNG pressure sensor, repairing or replacing damaged wiring, or reprogramming/updating the ECM.
7. What tools are required to fix the P1293 code?
You will need an OBDII scanner, a multimeter to test electrical connections, and potentially basic tools for replacing the sensor or wiring.
8. How much does it cost to fix the P1293 code?
The cost can vary but typically ranges from $100 to $300, depending on whether the issue is the sensor, wiring, or other components.
9. Can a P1293 code be triggered by a temporary issue?
Yes, temporary electrical issues, such as a loose connection, can sometimes trigger this code. Clearing the code and monitoring the system may help determine if the issue persists.
10. Does the P1293 code only apply to Dodge vehicles with CNG systems?
Yes, this code is specific to vehicles equipped with a compressed natural gas system and will not appear in gasoline-only models.
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