What are common Infiniti QX70 problems?

Common issues include Diesel particulate filter (DPF) regeneration, Infiniti dealer scarcity & parts supply, Transmission fluid thermal cycling. See the full breakdown above with estimated repair costs and typical mileage.

What should I check before buying a used Infiniti QX70?

Run through the buyer's inspection checklist above, covering engine & drivetrain, body & exterior, interior & electronics and service history — or get a free instant report for the exact year and mileage you're considering.

Infiniti QX70 — Price, Faults & Buyer's Guide

Everything you need to know before buying a used Infiniti QX70 in South Africa — pricing by mileage, known faults, a buyer's inspection checklist, maintenance schedule and real owner feedback.

Diesel 4x4Premium brandHigh servicing costPoor resale demand

6.2

Cautious Buy

Premium diesel 4x4 with strong capability but high running costs, limited local dealer support, and steep depreciation typical of Infiniti in SA.

Est. Retail

R680k–R780k

Est. Trade

R540k–R620k

Annual Sales (SA)

~80

5yr Depreciation

48%

Infiniti QX70 price in South Africa by mileageMedium confidence

Mileage band	Trade-in estimate	Retail estimate
0 – 20,000 km km	Est. R621k–R941k	Est. R757k–R1082k
20,001 – 40,000 km km	Est. R561k–R851k	Est. R684k–R978k
40,001 – 60,000 km km	Est. R511k–R774k	Est. R623k–R890k
60,001 – 80,000 km km	Est. R460k–R697k	Est. R561k–R801k
80,001 – 100,000 km km	Est. R419k–R634k	Est. R510k–R729k
100,001 – 120,000 km km	Est. R377k–R572k	Est. R460k–R657k
120,001 – 140,000 km km	Est. R340k–R516k	Est. R415k–R593k
140,001 – 160,000 km km	Est. R308k–R467k	Est. R376k–R537k
160,001 – 180,000 km km	Est. R281k–R425k	Est. R342k–R489k
180,001 – 200,000 km km	Est. R253k–R383k	Est. R309k–R441k
200,000+ km km	Est. R230k–R349k	Est. R280k–R401k

Prices are estimated using modelled data for the SA market and may vary from an official industry valuation. Want the exact price for a specific vehicle? Use our Industry Valuation Report.

Common Infiniti QX70 problems & repair costs

Diesel particulate filter (DPF) regeneration

3.0D engines prone to DPF clogging on short urban trips; forced regeneration adds R8–R15k per cycle if ignored.

Severity: HighEst. repair: R8k–R15kCommon at: 60k+ km

Infiniti dealer scarcity & parts supply

Only 2–3 franchises in SA; sourcing OEM parts takes 4–8 weeks and commands 30–50% premiums over Japanese brands.

Severity: HighEst. repair: R15k–R50kCommon at: 40k+ km

Transmission fluid thermal cycling

7-speed auto exhibits high idle creep on slopes; fluid change overdue by 60k km costs R3–R5k for specialist labour.

Severity: MediumEst. repair: R3k–R5kCommon at: 40k+ km

Buyer's inspection checklist

🔧Engine & Drivetrain

Full service history with OEM stamps — Diesel turbo engines penalised by non-franchised maintenance; verify all work done at Infiniti or certified diesel specialist.

DPF warning light status & recent regeneration cycles — Frequent regens signal clogging risk; request OBD scan to confirm thermal and soot count.

🚗Body & Exterior

Underbody rust and suspension links (salt exposure) — South African coastal salt and pothole impacts corrode suspension faster on 4x4s; check wheel arches and anti-roll bar mounts.

Panel gaps, paint depth, windscreen chips — Premium brand buyers expect perfect aesthetic; high-impact diesel engines transmit vibration, loosening seals.

💡Interior & Electronics

Infotainment touchscreen response and Bluetooth stability — 2024 models use aging InControl gen2 software; heat cycling causes lags and audio dropouts after 40k km.

Climate control blend door actuator (rear) operation — Zone control vacuum lines prone to microcracks; failure costs R8–R12k for parts and labour.

📋Service History

Transmission fluid & filter change records — 7-speed auto requires fluid inspection at 60k km; delayed changes increase creep and shift harshness.

Warranty transfer eligibility and remaining cover terms — Infiniti SA warranty is non-transferable for second owner; confirm trade-in acceptance risk with dealer before purchase.

Recommended maintenance schedule

highDiesel particulate filter (DPF) forced regeneration or cleaning — Engine limp-mode, catastrophic soot accumulation

60,000 km or if warning light illuminates
R8k–R15k

highTransmission fluid and filter change (7-speed auto) — Shift hesitation, thermal creep, bearing wear

60,000 km (verify with Infiniti service records)
R3k–R5k

highEngine oil and filter (synthetic 5W-40 diesel spec) — Turbo sludging, ring wear, fuel dilution

10,000 km service interval
R800–R1,200

mediumBrake fluid flush and air suspension compressor relay inspection — Brake fade, air suspension collapse on uneven terrain

40,000 km or annually
R2k–R4k

Infiniti QX70 owner reviews

Owners praise the 3.0D's torque and quiet cabin, but frustration dominates due to scarce SA dealer network, long parts lead times, and high service costs relative to Toyota or Hyundai 4x4 rivals. (52/100 owner approval)

👍

Smooth diesel torque delivery

700 Nm from low rpm makes hill work and towing effortless; owners report 8.8–9.2 L/100 km on mixed driving.

👍

Premium interior refinement and noise isolation

Diesel clatter minimal compared to Fortuner/Ranger; 7-speed auto shifts smoothly at highway speeds.

👎

Infiniti dealer network collapse in SA

Only 2 active franchises; parts backorders of 6–8 weeks are routine; independent mechanics unfamiliar with InControl software.

👎

Steep depreciation and resale resistance

48% five-year value loss vs. 35% for equivalent Fortuner; buyers view Infiniti as speculative import with uncertain long-term support.

Infiniti QX70 specifications

Engine	3.0L V6 Twin-Turbo Diesel
Power	238 kW (320 hp)
Torque	700 Nm (diesel peak at 1600–2400 rpm)
Transmission	7-speed automatic (JATCO)
Fuel consumption	8.8–9.2 L/100 km (mixed urban/highway)
Fuel tank	90 L
Boot capacity	453 L (5 seats), 1,770 L (seats folded)
Kerb weight	2,010 kg
Top speed	200 km/h
0–100 km/h	8.9 s
Service interval	10,000 km or 6 months
Service plan	Not offered in SA
Warranty	3 years / 100,000 km (Infiniti SA limited by volume)
Original price	R1,280k–R1,380k (2024 new)

Frequently asked questions

A used Infiniti QX70 typically retails from around R680k–R780k depending on year, mileage and condition, with trade-in value around R540k–R620k. See the full pricing table above for estimates across all mileage bands.

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All information is either scraped, searched from live sources or AI training data. It is intended as a general research guide only and may not represent actual transaction values for a specific vehicle. RideReport is not a licensed valuations provider.