P24E6
NH3 Sensor Heater Circuit/Open
P24E6 is an OBD-II diagnostic trouble code meaning: NH3 Sensor Heater Circuit/Open. Common causes: broken wire in the heater circuit, malfunction of the nh3 sensor heater itself. Estimated repair cost: $89–278.
Symptoms
- Check Engine light comes on
- Reduced efficiency of the SCR system
- Possible increase in fuel consumption
- Loss of engine power
- Problems with passing inspection due to emissions
Causes
- Broken wire in the heater circuit
- Malfunction of the NH3 sensor heater itself
- Relay or fuse problems
- Corrosion or poor contact in connectors
- SCR control unit malfunction
How to Fix
- Check the integrity of wiring and connectors
- Check heater circuit fuses and relays
- Measure the resistance of the NH3 sensor heating element
- Check the power and ground of the heater circuit
- If necessary, replace the NH3 sensor
Related codes
Error P24E6 by Vehicle Brand
FAQ
What does the P24E6 code mean?
P24E6 is an OBD-II diagnostic trouble code that indicates: NH3 Sensor Heater Circuit/Open
What causes a P24E6 error code?
The most common causes of P24E6 include: Broken wire in the heater circuit; Malfunction of the NH3 sensor heater itself; Relay or fuse problems; Corrosion or poor contact in connectors.
How do I fix a P24E6 diagnostic trouble code?
To fix P24E6: Check the integrity of wiring and connectors. Check heater circuit fuses and relays. Measure the resistance of the NH3 sensor heating element. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P24E6?
Yes, but get it checked soon
How much does it cost to fix P24E6?
The estimated repair cost for P24E6 is $89–278. Actual cost depends on your vehicle, location, and labor rates.
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