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CARFACTBOOK / DIAGNOSTIC REFERENCE

Start with the symptom. Follow the evidence.

Choose a symptom and your exact chassis when possible. Each next check follows the result you record—not a guessed failed part. CarFactBook keeps a traceable path and prepares a practical mechanic handoff.

Symptom first

What are you seeing?

Won't start / hard starting

Check reviewed reports for Nissan Note e-POWER HE12.

Warning light or message

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Overheating / running hot

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A/C not cold

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Suspension / steering

Vibration / shaking

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Brake problem

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Hybrid / EV system

Hybrid-system problem

Check reviewed reports for Nissan Note e-POWER HE12.

Fuel / emissions

Poor fuel economy

Check reviewed reports for Nissan Note e-POWER HE12.

Choose an exact vehicle

Make, model and chassis code

Selected: Nissan Note e-POWER HE12 · 2016–2020

Diagnostics v3 · Structured symptom flow

Poor fuel economy — structured test-result path

0 results recorded

Next reachable check

Is the fuel-economy change based on repeated tank/trip measurements?

A repeatable measurement is more useful than a single dashboard reading.

Mechanic handoff summary

Further evidence required. 0 reachable results recorded.

Results stay on this page until you leave or change vehicle/symptom. Optional saving stores only this v3 session on this browser, separate from Garage and Vehicle Passport. It is not uploaded or shared. References are refreshed from CarFactBook when you return.

Preparing Diagnostics v3 handoff…

After a mechanic checks or repairs the car

Close the loop with the actual diagnosis, repair, part, cost and follow-up. The exact vehicle, symptom area and the test-result path above are prefilled, but you can edit them before submitting.

Choose an exact vehicle above to prepare a repair-outcome report.Reports remain pending until CarFactBook reviews them. A diagnostic path or external test result never becomes a confirmed diagnosis automatically.

Nissan Note e-POWER HE12

Useful references for your exact car

These references relate to the selected symptom. They do not identify a faulty component or recommend replacing it. Confirm equipment, production period and source caveats for your individual car.

Verified facts

Engine oil capacity →

3.2 L without filter / 3.4 L with filter

Nissan Motor Co. · Verified 2026-09-27

Engine oil capacity — with filter →

3.4 L

Split from the same manufacturer-backed engine-oil capacity specification for this chassis.

Nissan Motor Co. · Verified 2026-09-27

Engine oil severe-service interval →

7,500 km or 6 months

Nissan defines severe use by operating conditions including repeated short trips, mountain/grade driving and rough-road use. Use whichever limit is reached first.

Nissan Motor Co. · Verified 2026-10-02

Spark plug specification →

LZKAR6AP11 platinum · 1.1 mm gap

Applies to the documented 2016-11 to 2020-11 HE12 e-POWER HR12DE application. Confirm engine and production period before purchase.

Nissan Motor Co., Ltd. · Verified 2026-10-02

Spark plug types →

LZKAR6AP11 platinum · 1.1 mm gap

HE12 e-POWER HR12DE application for the documented 2016-11 to 2020-11 period. Confirm engine and production period before purchase.

Nissan Motor Co., Ltd. · Verified 2026-10-02

Tire pressure →

e-POWER X/Medalist: 230 kPa front / 210 kPa rear

e-POWER S and NISMO variants use different tire specifications and may use different pressures. Always confirm the driver's-door tire placard for the exact grade.

Nissan Motor Co. · Verified 2026-09-27

Step-by-step guides

Nissan Note e-POWER HE12: Normal vs Severe Engine-Oil Service →

Choose Nissan's documented HE12 e-POWER oil and oil-filter service interval: 15,000 km / 12 months for normal conditions or 7,500 km / six months for severe use, with equipment and usage cautions.

Easy · 5–10 minutes to check the schedule

This is a service scheduling/identification guide, NOT an instruction to drain, lift, refill or work underneath a vehicle. Do not borrow conventional E12, NISMO or another engine's service quantities. Use the current manufacturer guidance for the exact vehicle and a qualified technician for fluid replacement.

Maintenance

Documented service references; your service history determines what is due.

Engine oil severe-service interval

7,500 km / 6 months

For HE12 e-POWER HR12DE vehicles used under Nissan severe-condition criteria, Nissan reduces the engine-oil and oil-filter interval from 15,000 km / 12 months to 7,500 km / 6 months.

Applies only under Nissan severe-condition criteria; normal-use interval remains longer.

Nissan Japan Note E12/HE12 FAQ ↗ · Verified 2026-10-02

Engine oil and oil filter

15,000 km / 12 months

Replace the engine oil, and the oil filter when due, at 15,000 km or 12 months under normal use, whichever comes first.

Under Nissan severe-condition use, the interval is 7,500 km or 6 months, whichever comes first. The HE12 e-POWER uses the HR12DE generator engine.

Nissan Japan Note E12/HE12 FAQ ↗ · Verified 2026-09-28

Tyre-pressure service reference

Condition based

For the cited e-POWER X / MEDALIST configuration, use 230 kPa front and 210 kPa rear as the manufacturer reference.

The individual tyre-pressure placard remains the final check for the exact grade/tyre package.

Nissan Japan Note E12/HE12 tire and wheel table ↗ · Verified 2026-10-02

Full exact-car maintenance schedule →

Parts / fitment

Reference specifications, not a shopping list or proof that these parts need replacement. Fitment conditions still apply.

Spark plug specification

LZKAR6AP11 platinum · 1.1 mm gap

Applies to the documented 2016-11 to 2020-11 HE12 e-POWER HR12DE application. Confirm engine and production period before purchase.

Nissan Motor Co., Ltd. source ↗ · Verified 2026-10-02

Spark plugs

LZKAR6AP11 platinum · 1.1 mm gap

HE12 e-POWER HR12DE application for the documented 2016-11 to 2020-11 period. Confirm engine and production period before purchase.

Nissan Motor Co., Ltd. source ↗ · Verified 2026-10-02

Full exact-car parts references →

Reviewed repair evidence

Poor fuel economy

0 related reports

Reports are matched by related system category for Nissan Note e-POWER HE12. Compare the recorded symptom and outcome; a repair on another car does not diagnose yours.

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