P2605
Intake Air Heater B Circuit/Open
P2605 is an OBD-II diagnostic trouble code meaning: Intake Air Heater B Circuit/Open. Common causes: heater circuit open, heating element malfunction. Estimated repair cost: $17–89.
Symptoms
- Difficulty cold starting the engine
- Extended warm-up time
- Check Engine Light Is On
- Reduced power when the engine is cold
- Increased exhaust smoke when cold
Causes
- Heater circuit open
- Heating element malfunction
- Problems with the heating relay
- Short circuit in wiring
- Malfunction of the heating control module
How to Fix
- Check the heater circuit fuse
- Check the resistance of the heating element
- Inspect wiring and connectors for damage
- Check the operation of the heating relay
- If necessary, replace the heating element
Related codes
Error P2605 by Vehicle Brand
FAQ
What does the P2605 code mean?
P2605 is an OBD-II diagnostic trouble code that indicates: Intake Air Heater B Circuit/Open
What causes a P2605 error code?
The most common causes of P2605 include: Heater circuit open; Heating element malfunction; Problems with the heating relay; Short circuit in wiring.
How do I fix a P2605 diagnostic trouble code?
To fix P2605: Check the heater circuit fuse. Check the resistance of the heating element. Inspect wiring and connectors for damage. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2605?
Yes, but get it checked soon
How much does it cost to fix P2605?
The estimated repair cost for P2605 is $17–89. Actual cost depends on your vehicle, location, and labor rates.
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