Back to 2014 Jeep Wrangler

2014 JEEP WRANGLER

3.6L V64WDAUTOMATICgas
4 active safety recalls on this vehicle — view recalls
Repairs183Labor505Torque3681Fluid9DTC908Battery0Maintenance0Recalls4
P0328moderate severityPowertrain

Knock Sensor 1 Circuit High Input Bank 1

on 2014 Jeep Wrangler 3.6L V6 · 4WD

What this code means

High voltage from knock sensor 1, Bank 1.

Symptoms

  • Check Engine Light
  • Excessive timing retard

Common causes

  • Short to voltage
  • Faulty sensor
  • Engine mechanical issue

Diagnostic steps

  1. Test voltage
  2. Check for shorts
  3. Investigate engine noise

Repair notes

Replace sensor. Check for engine issues.

Other Powertrain codes on this vehicle

Building an app?
Free API access to all this data — 50 requests/day, no card required.
Get an API key →
Run a shop?
Manage repairs, estimates, and customers with ShopBase — $249/mo, all features included.
Try ShopBase →