OBD Guide

P2607

Intake Air Heater B Circuit Low

P2607 is an OBD-II diagnostic trouble code meaning: Intake Air Heater B Circuit Low. Common causes: intake air heater b fault, open or short circuit in the heater circuit. Estimated repair cost: $17–56.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Difficulty starting the engine in cold weather
  • Reduced engine power
  • Increased fuel consumption
  • Check Engine Light Is On
  • Unstable engine operation at idle

Causes

  • Intake air heater B fault
  • Open or short circuit in the heater circuit
  • Poor contact in circuit connectors
  • Heater relay malfunction
  • Problems with the engine control unit (ECU)

How to Fix

  1. Check the continuity of the intake air heater B circuit
  2. Check heater resistance
  3. Inspect connectors and wiring for damage
  4. Check the operation of the heater relay
  5. If necessary, replace intake air heater B

Related codes

Error P2607 by Vehicle Brand

FAQ

What does the P2607 code mean?

P2607 is an OBD-II diagnostic trouble code that indicates: Intake Air Heater B Circuit Low

What causes a P2607 error code?

The most common causes of P2607 include: Intake air heater B fault; Open or short circuit in the heater circuit; Poor contact in circuit connectors; Heater relay malfunction.

How do I fix a P2607 diagnostic trouble code?

To fix P2607: Check the continuity of the intake air heater B circuit. Check heater resistance. Inspect connectors and wiring for damage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2607?

Yes, but get it checked soon

How much does it cost to fix P2607?

The estimated repair cost for P2607 is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat