OBD Guide

P1396

Glow Plug Monitor Fault Bank 2

P1396 is an OBD-II diagnostic trouble code meaning: Glow Plug Monitor Fault Bank 2. Common causes: malfunction of one or more glow plugs in the second row, open or short circuit in the glow plug circuit. Estimated repair cost: $9–39.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$9–39 (est.)

Symptoms

  • Difficulty starting the engine, especially in cold weather
  • Increased exhaust smoke during cold start
  • Unstable engine operation before warming up
  • Check Engine Light Is On
  • Possible reduction in engine power

Causes

  • Malfunction of one or more glow plugs in the second row
  • Open or short circuit in the glow plug circuit
  • Problems with the glow plug relay
  • Engine control unit malfunction
  • Poor contact in the connectors of the heating system

How to Fix

  1. Check the resistance of the glow plugs in the second row
  2. Inspect the wiring and connectors of the heating system for damage
  3. Check the operation of the glow plug relay
  4. If necessary, replace faulty glow plugs
  5. Check the power and ground in the glow plug circuit

Related codes

Error P1396 by Vehicle Brand

FAQ

What does the P1396 code mean?

P1396 is an OBD-II diagnostic trouble code that indicates: Glow Plug Monitor Fault Bank 2

What causes a P1396 error code?

The most common causes of P1396 include: Malfunction of one or more glow plugs in the second row; Open or short circuit in the glow plug circuit; Problems with the glow plug relay; Engine control unit malfunction.

How do I fix a P1396 diagnostic trouble code?

To fix P1396: Check the resistance of the glow plugs in the second row. Inspect the wiring and connectors of the heating system for damage. Check the operation of the glow plug relay. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1396?

Yes, but get it checked soon

How much does it cost to fix P1396?

The estimated repair cost for P1396 is $9–39. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat