| Engine oil service reference | Honda service quantity: 3.1 L for an oil-only service or 3.3 L when the oil filter is replaced. Quantity reference only; replacement timing follows the applicable Honda maintenance schedule. Honda Motor Co., Ltd. · Honda Shuttle Hybrid owner manual — maintenance and specifications ↗ |
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| Hybrid transmission fluid service reference | Use Honda ULTRA ATF DW-1; Honda lists 1.6 L as the replacement quantity for 4WD Shuttle Hybrid. Applies to GP8 hybrid 4WD; do not substitute the HCF-2 CVT specification used by gasoline Shuttle models. Honda Motor Co., Ltd. · Honda Shuttle Hybrid owner manual — maintenance and specifications ↗ |
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| Engine coolant service reference | Use Honda genuine coolant at 50% concentration; Honda lists 3.8 L at replacement including the 0.40 L reserve tank. No fixed replacement interval is inferred from the cited specification. Honda Motor Co., Ltd. · Honda Shuttle Hybrid owner manual — maintenance and specifications ↗ |
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| Brake fluid service reference | Use Honda genuine DOT3 or DOT4 brake fluid when servicing the braking system. No fixed replacement interval is inferred from the fluid specification. Honda Motor Co., Ltd. · Honda Shuttle Hybrid owner manual — maintenance and specifications ↗ |
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| Spark plug service reference | Use NGK DILZKAR7C11S or DENSO DXE22HCR11S iridium spark plugs. Honda directs owners to the maintenance note for replacement timing; no interval is inferred here. Honda Motor Co., Ltd. · Honda Shuttle Hybrid owner manual — maintenance and specifications ↗ |
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| Tyre pressure service reference | For GP8 4WD, use 220/220 kPa front/rear on the documented 15-inch package or 240/230 kPa front/rear on the 16-inch package. Use the individual vehicle tyre placard as the final pressure reference. Honda Motor Co., Ltd. · Honda Shuttle Hybrid owner manual — maintenance and specifications ↗ |
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| 12V battery service reference | Use the documented 38B19L-MF auxiliary battery rated at 28 Ah (5-hour) / 35 Ah (20-hour). Auxiliary 12V battery only; separate from the hybrid traction battery. Honda Motor Co. · Honda Shuttle 12V battery FAQ ↗ |
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| Smart key battery replacement | Use CR2032 for the Honda Smart Key; integrated keyless-entry keys use CR1620. Replace when required; confirm key type before purchase. Honda Motor Co. · Honda Shuttle smart-key battery FAQ ↗ |
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| Washer fluid refill reference | The Shuttle Hybrid owner manual lists a 2.0 L washer-fluid tank. Refill as needed; no replacement interval is implied. Honda Motor Co., Ltd. · Honda Shuttle Hybrid owner manual — maintenance and specifications ↗ |
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| Rear differential oil service reference | Use Honda ULTRA HGO-μ; Honda lists 0.34 L as the replacement quantity. 4WD GP8 only; no fixed replacement interval is inferred. Honda Motor Co., Ltd. · Honda Shuttle Hybrid owner manual — maintenance and specifications ↗ |
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