Back to 2006 Toyota Highlander

2006 TOYOTA HIGHLANDER

2.4L I4AWDAUTOMATICgas
7 active safety recalls on this vehicle — view recalls
Repairs0Labor509Torque3897Fluid9DTC844Battery1Maintenance0Recalls7
P0326moderate severityPowertrain

Knock Sensor 1 Circuit Range/Performance Bank 1

on 2006 Toyota Highlander 2.4L I4 · AWD

What this code means

The knock sensor 1 signal is out of expected range.

Symptoms

  • Check Engine Light
  • Timing retarded
  • Reduced power

Common causes

  • Sensor damaged
  • Incorrect mounting
  • Engine mechanical noise

Diagnostic steps

  1. Test sensor output
  2. Verify mounting torque
  3. Check for engine noise issues

Repair notes

Replace knock sensor.

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 →