OBD Guide

P08AD

Neutral Position Sensor B Circuit/Open

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Check Engine light comes on
  • Problems starting the engine
  • Incorrect operation of the gearbox
  • The vehicle may not recognize the neutral position
  • Possible jerking when changing gears

Causes

  • Broken or damaged sensor wiring
  • Neutral Position Sensor B Malfunction
  • Poor contact in the sensor connector
  • Short circuit in the sensor circuit
  • Problems with the transmission ECU

How to Fix

  1. Check the integrity of the sensor wiring
  2. Inspect the sensor connectors for oxidation or damage.
  3. Check sensor resistance according to manufacturer's specifications
  4. Replace neutral position sensor B if necessary
  5. Check and, if necessary, replace damaged wiring sections

Related codes

Error P08AD by Vehicle Brand