OEM CertifiedFactory Sealed OEM
Key Diagram & Connector Pinout Callouts
Heater +Pin 3
12V key-on heater feed from main relay
Pump SignalPins 1-2
Nernst cell current to ECM A/D
Primary OEM Part #89465-0R030
Inventory Available 6 Ready to Ship
Toyota / Lexus Denso Air-Fuel Ratio (O2) Heated Oxygen Sensor — Bank 1 Sensor 1
Manufacturer: Toyota / Lexus Genuine OEM / Denso • SKU: O2-TOY-89465-0R030
Standard Dealership Market Price:$220.00
Direct Buy Now Price:$149.00
Save 32% ($71)
Quantity:
1
(Max 6 in batch) Same-day Dispatch
12-Month Toyota Parts Warranty
OEM Interchanges & Cross Reference
Mechanics can cross-reference with these stamped casing and manufacturer numbers:
89465-0R030 (Primary)894650R03089465-0R02089465-0R040Denso 234-9074
Product Overview & Technical Description
Factory brand-new Toyota / Lexus Denso air-fuel ratio (wideband O2) sensor — upstream Bank 1 Sensor 1. Planar zirconia element measures actual oxygen concentration for closed-loop fuel trim. Resolves P0130-P0135 range/performance and P0171/P0174 lean fuel trim codes.
Key Engineering Features:
- Genuine Denso wideband planar zirconia element
- Resolves P0130-P0135 and lean fuel trim codes
- Pre-coated harness with OE connector
- Factory Toyota packaging
Guaranteed Vehicle Fitment (2014–2026)
Supported MakesToyota, Lexus
Model Years Covered2016 – 2023
Eligible ModelsRAV4 • Camry • Highlander • ES 350
Engine Platform2.5L A25A / 3.5L 2GR-FKS
Hardware & Electrical Specs
Operating Voltage:12V heater supply / 5V pump logic
Pin Terminal Count:4 Pins
Terminal Plating:Gold-plated signal contacts
Protocols / Bus:Analog pump-cell + LSU protocol
TypeWideband A/F (4-wire)
Heater Resistance~6 ohm
Boxed Weight0.6 lbs
Box Dimensions5.5 x 4.0 x 2.0 in
VIN Flashing / ProgrammingNot Required (Direct Plug-in)