OBD Guide

P2690

Cylinder 5 Injector Data Incompatible

P2690 is an OBD-II diagnostic trouble code meaning: Cylinder 5 Injector Data Incompatible. Common causes: malfunction of the injector of the 5th cylinder, open or short circuit in the injector circuit. Estimated repair cost: $17–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • Unstable engine operation
  • Increased fuel consumption
  • Power Loss
  • Misfire in cylinder 5
  • Check Engine Light Is On

Causes

  • Malfunction of the injector of the 5th cylinder
  • Open or short circuit in the injector circuit
  • Poor contact in the injector connector
  • Problems with the engine control unit
  • Mechanical damage to the wiring harness

How to Fix

  1. Check the resistance and operation of the injector of the 5th cylinder
  2. Inspect the injector circuit for breaks and short circuits
  3. Check the injector connectors and contacts
  4. Scan ECU memory for other errors
  5. If necessary, replace the injector or repair the wiring

Related codes

Error P2690 by Vehicle Brand

FAQ

What does the P2690 code mean?

P2690 is an OBD-II diagnostic trouble code that indicates: Cylinder 5 Injector Data Incompatible

What causes a P2690 error code?

The most common causes of P2690 include: Malfunction of the injector of the 5th cylinder; Open or short circuit in the injector circuit; Poor contact in the injector connector; Problems with the engine control unit.

How do I fix a P2690 diagnostic trouble code?

To fix P2690: Check the resistance and operation of the injector of the 5th cylinder. Inspect the injector circuit for breaks and short circuits. Check the injector connectors and contacts. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2690?

Yes, but get it checked soon

How much does it cost to fix P2690?

The estimated repair cost for P2690 is $17–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat