OBD Guide

P2694

Cylinder 9 Injector Data Incompatible

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

Symptoms

  • Uneven engine operation
  • Increased fuel consumption
  • Power Loss
  • Misfire in cylinder 9
  • Check Engine light comes on

Causes

  • Cylinder 9 injector malfunction
  • Open or short circuit in the injector circuit
  • Poor contact in the injector connector
  • Problems with the engine control unit (ECU)
  • Mechanical damage to the wiring harness

How to Fix

  1. Check the condition of the injector of cylinder 9
  2. Check the integrity of the injector circuit and connectors
  3. Test injector resistance
  4. Check ECU operation
  5. Replace the injector if necessary

Related codes

Error P2694 by Vehicle Brand