OBD Guide

P2E69

System Too Rich During Cylinder Deactivation Bank 1

P2E69 is an OBD-II diagnostic trouble code meaning: System Too Rich During Cylinder Deactivation Bank 1. Common causes: injector malfunction, problems with the oxygen sensor. Estimated repair cost: $33–94.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$33–94 (est.)

Symptoms

  • Unstable engine operation when cylinders are deactivated
  • Increased fuel consumption
  • Black smoke from the exhaust pipe
  • Power Loss
  • Check Engine Light Illuminates

Causes

  • Injector malfunction
  • Problems with the oxygen sensor
  • Air control system malfunction
  • Leaks in the vacuum system
  • ECU software error

How to Fix

  1. Check the operation of the injectors
  2. Diagnose the condition of oxygen sensors
  3. Check the tightness of air ducts and vacuum hoses
  4. Scan the system for additional errors
  5. Update ECU software

Related codes

Error P2E69 by Vehicle Brand

FAQ

What does the P2E69 code mean?

P2E69 is an OBD-II diagnostic trouble code that indicates: System Too Rich During Cylinder Deactivation Bank 1

What causes a P2E69 error code?

The most common causes of P2E69 include: Injector malfunction; Problems with the oxygen sensor; Air control system malfunction; Leaks in the vacuum system.

How do I fix a P2E69 diagnostic trouble code?

To fix P2E69: Check the operation of the injectors. Diagnose the condition of oxygen sensors. Check the tightness of air ducts and vacuum hoses. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2E69?

Yes, but get it checked soon

How much does it cost to fix P2E69?

The estimated repair cost for P2E69 is $33–94. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat