Ford Codes List

Ford-enhanced trouble code lookup
for Ford, Lincoln and Mercury.

Repair Order

655 Ford-enhanced codes on file

Code
P1826

4-Wheel Drive Low Clutch Relay Circuit to Battery

Category
Powertrain - Transmission
Severity
Check Engine Light
Applies to
Explorer, Expedition with auto 4WD

Findings, check these first

  • Relay circuit shorted to power
  • Failed relay
  • Chafed harness
  • Corroded socket
  • Module fault

Standard procedure

  1. Test for shorts to power
  2. Swap the relay
  3. Inspect harness routing
  4. Clean the socket
  5. Repair per findings

Code lookup

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Sources and review

Review: checked against the recorded source material.

  • OBDII.pro: P1826 Ford definition

    live reference page (obdii.pro)

    Supports: Ford-family meaning for P1826: Transmission 4-Wheel Drive Low Clutch Relay Circuit To Battery

    Fetched directly. obdii.pro is a publisher independent of the engine-codes family.

  • P1826 FORD Code: Meaning, Causes, and Symptoms | OBD2 Codes

    live reference page (obd2-codes.co)

    Supports: Ford meaning for P1826: Transmission 4-Wheel Drive Low Clutch Relay Circuit To Battery

    Fetched directly. obd2-codes.co phrasing matches the engine-codes family, so it counts as one publisher.

Last updated 2026-09-06.

Report a correction for P1826. Include your vehicle, the issue and a source if you have one.

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