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Denso 234-4150 Oxygen Sensor - Downstream, Upstream or Upstream Right
| Brand | Denso 608264 |
|---|---|
| Air Tube Qty | None |
| Body Height (IN) | 4.25 |
| Body Length (IN) | 10 |
| Body Material | Stainless Steel |
| Body Width (IN) | 5 |
| Inlet Type A | 2.00" ID Neck |
| O2 Sensor Ports | 1 |
| O2 Sensor Ports | 1 - Driv. side |
| Outlet Type A | 2.00" ID Neck |
| Overall Length (IN) | 14 |
| Shape | Round |
| Substrate Material | Ceramic |
| Test Weight | 5.9L / 6250 |
| Type | Federal / EPA Universal |
| Product line | OE Style |
| Fits | —11 vehicles |
OE style replacement. Precision-built for an exact replacement and first-time fit.
Heated sensor. Delivers fast response for dependable emissions control.
Aluminum oxide trap layer. Helps protect the ceramic element for longer service life.
Cross-references ACDelco 213-1356, ACDelco 213-1359 and ACDelco 213-1431 for the same application. See all 21.
Denso OE Style Oxygen Sensor 234-4150
Denso 234-4150 is an OE Style heated oxygen sensor built for exact replacement and first-time fit. It is engineered for precise air-fuel feedback, helping maintain proper engine performance and fuel efficiency in supported Toyota, Chevrolet, and GMC applications.
Key Features
- Heated oxygen sensor with 4-wire design
- Specific fit for direct replacement installation
- 10.00 wiring harness length
- OE Style construction for accurate sensor response
- Aluminum oxide trap layer helps protect the ceramic element from silicone and lead contamination
OE Style Design and Application
The Denso OE Style line is built to match original equipment dimensions and performance expectations. Part number 234-4150 is made for direct-fit service on vehicles such as the Toyota Land Cruiser, Toyota Pickup, Toyota Corolla, and Chevrolet Nova, with coverage for upstream and downstream sensor locations where listed. This part cross-references Bosch 12051 and NTK 24551 for the same application.
Vehicle Fitment
- Fits 1990-1992 Toyota Land Cruiser, Upstream Right.
- Fits 1989-1991 Toyota Pickup, Downstream. California exempt parts can be used on pollution controlled vehicles in California.; OE Style.
- Fits 1988 Chevrolet Nova, Upstream.
- Fits 1988 Toyota Corolla, Upstream.
- Fits 1986-1987 Toyota Land Cruiser, Upstream.
- Fits 1985 Toyota Land Cruiser, Upstream. Wagon; From 04/85; OE Style.
Common Issues This Sensor Helps Address
- Incorrect air-fuel ratio readings from a worn oxygen sensor
- Reduced fuel economy caused by slow sensor response
- Check engine light concerns related to oxygen sensor performance
- Rough idle or drivability issues tied to inaccurate exhaust feedback
- Contamination-related sensor failure from silicone or lead exposure
Installation Notes and Quality Assurance
Confirm the sensor position, connector style, and harness length before installation. This is a specific-fit heated oxygen sensor, so matching the listed application is important for proper operation. Denso manufactures and tests these sensors to strict OE standards for consistent replacement quality and long service life.
| Year | Make | Model | Bed Length | Drive Type | Position | Notes |
|---|---|---|---|---|---|---|
| 1992 | Toyota | Land Cruiser | — | — | Upstream Right | OE Style |
| 1991 | Toyota | Land Cruiser | — | — | Upstream Right | OE Style |
| 1991 | Toyota | Pickup | 7' 2" Foot Bed | RWD | Downstream | California exempt parts can be used on pollution controlled vehicles in California.; OE Style |
| 1990 | Toyota | Land Cruiser | — | — | Upstream Right | OE Style |
| 1990 | Toyota | Pickup | 7' 2" Foot Bed | RWD | Downstream | California exempt parts can be used on pollution controlled vehicles in California.; OE Style |
| 1989 | Toyota | Pickup | 7' 2" Foot Bed | RWD | Downstream | California exempt parts can be used on pollution controlled vehicles in California.; OE Style |
| 1988 | Chevrolet | Nova | — | — | Upstream | OE Style |
| 1988 | Toyota | Corolla | — | — | Upstream | OE Style |
| 1987 | Toyota | Land Cruiser | — | — | Upstream | OE Style |
| 1986 | Toyota | Land Cruiser | — | — | Upstream | OE Style |
| 1985 | Toyota | Land Cruiser | — | — | Upstream | Wagon; From 04/85; OE Style |
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