OBD Guide

P2772

Four Wheel Drive (4WD) Low Switch Circuit Range/Performance

P2772 is an OBD-II diagnostic trouble code meaning: Four Wheel Drive (4WD) Low Switch Circuit Range/Performance. Common causes: faulty 4wd low switch, open or short circuit in switch circuit. Estimated repair cost: $17–89.

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

Symptoms

  • Check Engine Light Is On
  • Downshift mode (4WD Low) does not work
  • The all-wheel drive system goes into emergency mode
  • Possible problems with switching all-wheel drive modes
  • The 4WD indicator may flash on the dashboard

Causes

  • Faulty 4WD Low switch
  • Open or short circuit in switch circuit
  • Poor contact in connectors
  • Contact corrosion
  • Problems with the four-wheel drive control unit

How to Fix

  1. Check the status of the 4WD Low switch
  2. Check the integrity of wiring and connectors
  3. Clean contacts from corrosion
  4. Check voltage in switch circuit
  5. If necessary, replace the switch or repair the wiring

Related codes

Error P2772 by Vehicle Brand

FAQ

What does the P2772 code mean?

P2772 is an OBD-II diagnostic trouble code that indicates: Four Wheel Drive (4WD) Low Switch Circuit Range/Performance

What causes a P2772 error code?

The most common causes of P2772 include: Faulty 4WD Low switch; Open or short circuit in switch circuit; Poor contact in connectors; Contact corrosion.

How do I fix a P2772 diagnostic trouble code?

To fix P2772: Check the status of the 4WD Low switch. Check the integrity of wiring and connectors. Clean contacts from corrosion. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2772?

Yes, but get it checked soon

How much does it cost to fix P2772?

The estimated repair cost for P2772 is $17–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat