P24E9
NH3 Sensor Heater Circuit Performance
P24E9 is an OBD-II diagnostic trouble code meaning: NH3 Sensor Heater Circuit Performance. Common causes: open or short circuit in the heating circuit of the nh3 sensor, malfunction of the nh3 sensor itself. Estimated repair cost: $56–167.
Symptoms
- Check Engine Light Is On
- Increased NOx emissions
- Reduced efficiency of the SCR system
- Possible emergency operation of the engine
- Unstable engine operation
Causes
- Open or short circuit in the heating circuit of the NH3 sensor
- Malfunction of the NH3 sensor itself
- Problems with the heating circuit relay or fuse
- Wiring harness damage
- Engine ECU malfunction
How to Fix
- Check the integrity of the NH3 sensor heating circuit
- Check fuses and relays associated with the heating circuit
- Inspect the wiring harness for damage
- Check the resistance of the sensor heating element
- If necessary, replace the NH3 sensor
Related codes
Error P24E9 by Vehicle Brand
FAQ
What does the P24E9 code mean?
P24E9 is an OBD-II diagnostic trouble code that indicates: NH3 Sensor Heater Circuit Performance
What causes a P24E9 error code?
The most common causes of P24E9 include: Open or short circuit in the heating circuit of the NH3 sensor; Malfunction of the NH3 sensor itself; Problems with the heating circuit relay or fuse; Wiring harness damage.
How do I fix a P24E9 diagnostic trouble code?
To fix P24E9: Check the integrity of the NH3 sensor heating circuit. Check fuses and relays associated with the heating circuit. Inspect the wiring harness for damage. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P24E9?
Yes, but get it checked soon
How much does it cost to fix P24E9?
The estimated repair cost for P24E9 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat