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Denso 673-0203 Direct Ignition Coil
| Brand | Denso 673-0203 |
|---|---|
| Voltage | 12.0 |
| Color | Black |
| Product line | Direct Ignition Coil - Coil on Plug |
| Fits | Subaru · 9 vehicles |
Direct ignition coil. Coil-on-plug design for a straightforward replacement.
12-volt operation. Matches standard ignition system voltage requirements.
DENSO stick coil technology. Backed by rigorous testing and inspection processes.
Cross-references Delphi GN10687, Wix 49120 and 22433 AA70A for the same application. See all 7.
Denso Direct Ignition Coil for Subaru
Denso 673-0203 is a direct ignition coil-on-plug replacement built for 12.0-volt operation and finished in black. It is a DENSO Certified Replacement Part for Subaru Legacy and Subaru Outback applications, with fitment coverage for 2015-2019 Legacy and 2016-2019 Outback.
Key Features
- Direct ignition coil, coil-on-plug design
- 12.0-volt electrical specification
- Black housing
- DENSO Certified Replacement Part
- Engineered for Subaru Legacy and Subaru Outback ignition service
- Part number 673-0203 for accurate ordering and lookup
Product Details
Denso’s Direct Ignition Coil - Coil on Plug line focuses on stick coil technology for modern ignition systems. Part number 673-0203 is built for Subaru Legacy and Subaru Outback models that use a direct ignition coil configuration, helping restore consistent spark delivery in vehicles that rely on individual coil-on-plug operation. This part cross-references Delphi GN10687 for the same application.
Fits 2015-2019 Subaru Legacy, N/A. Fits 2016-2019 Subaru Outback, N/A. If you are searching for a Denso ignition coil for Subaru Legacy or a Denso ignition coil for Subaru Outback, 673-0203 is the direct replacement to verify against your vehicle’s original coil number.
Common Issues This Part May Address
- Engine misfire caused by a weak or failing ignition coil
- Rough idle or inconsistent combustion at startup
- Hard starting related to ignition output loss
- Check engine light triggered by ignition coil faults
- Loss of power or hesitation under load
Installation Notes and Tips
Confirm the original part number and connector style before installation. Inspect the spark plug, coil boot, and surrounding ignition components for wear or contamination while servicing the coil. For Subaru Legacy and Subaru Outback applications, verify the engine configuration and model year match the listed fitment before replacement.
Quality Assurance
Denso states that this ignition coil line is backed by extensive testing and inspection processes to support consistent quality and dependable operation. Part number 673-0203 is a DENSO Certified Replacement Part for Subaru ignition service.
| Year | Make | Model | Notes |
|---|---|---|---|
| 2019 | Subaru | Legacy | DENSO Certified Replacement Part; Direct Ignition Coil - Coil on Plug |
| 2019 | Subaru | Outback | DENSO Certified Replacement Part; Direct Ignition Coil - Coil on Plug |
| 2018 | Subaru | Legacy | DENSO Certified Replacement Part; Direct Ignition Coil - Coil on Plug |
| 2018 | Subaru | Outback | DENSO Certified Replacement Part; Direct Ignition Coil - Coil on Plug |
| 2017 | Subaru | Legacy | DENSO Certified Replacement Part; Direct Ignition Coil - Coil on Plug |
| 2017 | Subaru | Outback | DENSO Certified Replacement Part; Direct Ignition Coil - Coil on Plug |
| 2016 | Subaru | Legacy | DENSO Certified Replacement Part; Direct Ignition Coil - Coil on Plug |
| 2016 | Subaru | Outback | DENSO Certified Replacement Part; Direct Ignition Coil - Coil on Plug |
| 2015 | Subaru | Legacy | DENSO Certified Replacement Part; Direct Ignition Coil - Coil on Plug |
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