OBD Guide

P06BB

Cylinder 3 Glow Plug Circuit Range/Performance

P06BB is an OBD-II diagnostic trouble code meaning: Cylinder 3 Glow Plug Circuit Range/Performance. Common causes: wear of the heating element of the glow plug of cylinder 3, poor contact or oxidation of the glow plug connector. Estimated repair cost: $6–22.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$6–22 (est.)

Symptoms

  • Slightly difficult engine starting at low temperatures
  • Check Engine Light Is On
  • Slight white smoke on cold start
  • Unstable engine operation when warming up in cold weather
  • Increased starter cranking time at low temperatures

Causes

  • Wear of the heating element of the glow plug of cylinder 3
  • Poor contact or oxidation of the glow plug connector
  • Partial damage to circuit wire insulation
  • Incipient failure of the relay or spark plug control module
  • Glow plug terminal corrosion

How to Fix

  1. Read error codes and record frozen frame data
  2. Measure the resistance of the glow plug of cylinder 3 (standard 0.5–2 Ohm)
  3. Inspect the spark plug connector and terminal for oxidation, clean the contacts
  4. Check the current through the spark plug when warming up using a current clamp
  5. Replace the glow plug if abnormal performance is confirmed
  6. Reset codes and make sure they are gone after replacement

Related codes

Error P06BB by Vehicle Brand

FAQ

What does the P06BB code mean?

P06BB is an OBD-II diagnostic trouble code that indicates: Cylinder 3 Glow Plug Circuit Range/Performance

What causes a P06BB error code?

The most common causes of P06BB include: Wear of the heating element of the glow plug of cylinder 3; Poor contact or oxidation of the glow plug connector; Partial damage to circuit wire insulation; Incipient failure of the relay or spark plug control module.

How do I fix a P06BB diagnostic trouble code?

To fix P06BB: Read error codes and record frozen frame data. Measure the resistance of the glow plug of cylinder 3 (standard 0.5–2 Ohm). Inspect the spark plug connector and terminal for oxidation, clean the contacts. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P06BB?

Yes, but get it checked soon

How much does it cost to fix P06BB?

The estimated repair cost for P06BB is $6–22. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat