OBD Guide

P1386

Variable Cam Timing Overadvanced Bank 2

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

Symptoms

  • Check Engine light comes on
  • Reduced engine power
  • Increased fuel consumption
  • Unstable idling
  • Possible detonation knocks

Causes

  • VVT solenoid valve malfunction
  • Dirty or clogged VVT system
  • Problems with the camshaft position sensor
  • Low engine oil pressure
  • Mechanical damage to the VVT system

How to Fix

  1. Check the level and condition of the engine oil
  2. Diagnose the operation of the VVT solenoid valve
  3. Check camshaft position sensor
  4. Clean or replace VVT system components
  5. Check the oil pressure in the system

Related codes

Error P1386 by Vehicle Brand