OBD Guide

P1880

Transmission Transfer Case Disengaged Solenoid Short to Battery

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$28–89 (est.)

Symptoms

  • Check Engine Light Is On
  • Problems with switching all-wheel drive modes
  • The car may go into emergency mode
  • Unstable transmission operation
  • Reduced dynamic characteristics of the vehicle

Causes

  • Short circuit in solenoid circuit
  • Transfer case cut-off solenoid malfunction
  • Wiring harness damage
  • Relay problems
  • Corrosion of electrical contacts

How to Fix

  1. Check the integrity of the wiring harness to the solenoid
  2. Measure the solenoid resistance
  3. Check relay operation
  4. Replace solenoid if necessary
  5. Clean and check electrical contacts

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