OBD Guide
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B2098

Ignition Relay ON Stuck

B2098 is an OBD-II diagnostic trouble code meaning: Ignition Relay ON Stuck. Common causes: relay contacts sticking, short circuit in relay control circuit. Estimated repair cost: $11–56.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$11–56 (est.)

Symptoms

  • Low battery
  • The engine does not turn off after turning the key
  • Problems starting the engine

Causes

  • Relay contacts sticking
  • Short circuit in relay control circuit
  • Malfunction of the engine control unit (ECU)

How to Fix

  1. Check the ignition relay for sticking
  2. Replace relay if necessary
  3. Check relay control circuit for short circuit
  4. Check the operation of the computer

Related codes

B2097B2099P0685

FAQ

What does the B2098 code mean?

B2098 is an OBD-II diagnostic trouble code that indicates: Ignition Relay ON Stuck

What causes a B2098 error code?

The most common causes of B2098 include: Relay contacts sticking; Short circuit in relay control circuit; Malfunction of the engine control unit (ECU).

How do I fix a B2098 diagnostic trouble code?

To fix B2098: Check the ignition relay for sticking. Replace relay if necessary. Check relay control circuit for short circuit. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2098?

Limited driving only, diagnose soon

How much does it cost to fix B2098?

The estimated repair cost for B2098 is $11–56. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat