68G-8591B-00-00 E8T9071 Yamaha Injector Driver HPDI 200HP | Genuine Used Part
68G-8591B-00-00 E8T9071 Yamaha Injector Driver HPDI 200HP | Genuine Used Part
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🔧 Product Description
Genuine Yamaha HPDI Injector Driver - Part Number: 68G-8591B-00-00
A genuine Yamaha injector driver module for selected 200HP HPDI two-stroke outboards. This module forms part of the HPDI fuel-injection electrical system and drives the high-pressure direct-injection circuits used on compatible Yamaha 200HP HPDI engines.
⚙️ Key Features
- Genuine Yamaha HPDI injector driver module
- Correct Yamaha part number 68G-8591B-00-00
- Mitsubishi module marking E8T9071
- Used on Yamaha 200HP HPDI direct-injection systems
- Critical fuel-injection control component requiring exact part-number confirmation before fitting
🚤 Compatibility
Commonly used on
- Yamaha 200HP HPDI direct-injection electrical systems
Typically suits
- Engine models:
- Yamaha Z200 HPDI 200HP two-stroke applications using 68G-8591B-00-00
- Yamaha LZ200 HPDI 200HP two-stroke applications using 68G-8591B-00-00
- Yamaha VZ200 HPDI / VMAX HPDI 200HP two-stroke applications using 68G-8591B-00-00
- Yamaha Z200TXRA 2002 200HP HPDI applications using the HPDI injector driver module
- Yamaha Z200 2.6L V6 HPDI electrical system applications using E8T9071 injector driver calibration
- HP Range: 200HP
- Engine Type: Yamaha HPDI 2.6L V6 two-stroke direct-injection outboard
- Year Range: approximately early-2000s HPDI 200HP applications using this injector-driver label
- Fitment Note: Injector driver must be matched by exact module label, model code, harness connector type and ECU calibration.
🔌 Function
The injector driver controls the high-current injector circuits used by the HPDI system. It receives ECU command signals and triggers the direct injectors at the correct timing and duration for fuel delivery.
⚠️ Common Signs of Failure
- No injector pulse on one or more HPDI injector circuits
- Engine cranks but will not start with verified fuel pressure
- Blown injector-driver fuse or repeated injector circuit fault
- Misfire, dead cylinder or uneven running after injector testing
- HPDI fuel-delivery faults after wiring and ECU checks
- Intermittent shutdown caused by injector-driver heat or internal fault
- Diagnostic fault pointing to injector driver circuit failure
🔄 Supersession & Cross Reference
OEM Supersession Chain
- 68G-8591B-00-00 current injector driver reference
OEM / Related Numbers
- 68G-8591B-00-00
- 68G8591B0000
- E8T9071
- Related Yamaha HPDI injector driver family reference: 68F-8591B-00-00
- Related Yamaha HPDI injector driver family reference: 60V-8591B-00-00
- Related Yamaha HPDI ECU family reference: 68F-8591A-30-00
- Related Yamaha HPDI electrical bracket reference: 60V-85542-00-94
Aftermarket / Verified Equivalents
- No aftermarket equivalent
📦 Condition
- Genuine used part
- Removed from running engine where applicable
- In good working condition unless otherwise stated
Shipping & Delivery
Shipping & Delivery
Flat-rate shipping Australia-wide — $14.99 per order, no matter how many parts you add. Orders dispatch from our Kadina, South Australia store. Need it urgently or want to collect in person? Call us on 0412 532 984 before ordering.
Returns & Warranty
Returns & Warranty
14-day change-of-mind returns — if it's not right or you ordered the wrong part, send it back within 14 days in the condition you received it for a refund or exchange. Full details in our Refunds & Returns policy.
Not sure this fits?
Not sure this fits?
Ask us before you buy — we check part numbers and fitment every day. Call 0412 532 984 (Mon–Fri 8.30am–4.30pm) or message us through the contact page with your engine or vehicle details.
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