Beck/Arnley Ignition Knock (Detonation) Sensor P/N:158-1794

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$211.99
MPN: 158-1794
Item Package Code: EA
Part Has Core (Y/N): N
Item Package Quantity: 1
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Beck/Arnley Ignition Knock (Detonation) Sensor P/N:158-1794
Beck/Arnley Ignition Knock (Detonation) Sensor P/N:158-1794
$211.99

Keep detonation in check and let the engine control module fine-tune ignition timing with the Beck/Arnley Ignition Knock (Detonation) Sensor 158-1794. This knock sensor kit installs as a direct-fit replacement on the 2000-2003 Lexus ES300 and RX300 (V6-3.0L), 2000-2004 Toyota Avalon (V6-3.0L), 2000-2006 Toyota Camry (V6-3.0L), 2001-2003 Toyota Highlander (V6-3.0L), and 2000-2003 Toyota Sienna (V6-3.0L).

A knock sensor reads the vibrations of engine detonation (pinging) and signals the ECM, which then adjusts ignition timing. If a failed sensor is the cause of a stored knock-sensor trouble code, hesitation, or a check-engine light, this replaces it.

  • Corrosion-resistant terminals and coatings for a dependable electrical connection.
  • Mounts in the cylinder block, as on the original.
  • Built to withstand an underhood environment.
  • Application-specific for the listed vehicles.

Beck/Arnley sources OE-quality parts for foreign-nameplate applications with attention to form, fit, and function. Country of origin: China.

Interchange: 8221907010 · 8221933030 · 8961512050 · 8961512090 · 8961532010

This part cross-references / interchanges with the following part numbers:

8221907010, 8221933030, 8961512050, 8961512090, 8961532010

Frequently Asked Questions

What does this knock sensor do?

It detects the vibrations of engine knock (detonation) and signals the ECM, which adjusts ignition timing to protect the engine.

Which vehicles does the 158-1794 fit?

It fits the 2000-2003 Lexus ES300 and RX300, 2000-2004 Toyota Avalon, 2000-2006 Toyota Camry, 2001-2003 Toyota Highlander, and 2000-2003 Toyota Sienna, all with the V6-3.0L engine.

Where does the sensor mount?

This sensor is mounted in the cylinder block, matching the original location for the listed applications.

What are signs the knock sensor may need replacing?

A stored knock-sensor trouble code, a check-engine light, engine pinging, or hesitation can be signs. Diagnose the cause before replacing.

Where is this part made?

The country of origin is China. It is a direct-fit replacement built to Beck/Arnley requirements for foreign-nameplate applications.