The 2015 370Z with the VQ37VHR is a reliable enthusiast platform when maintained, but hard-driven examples suffer catastrophic bearing failures, and all face eventual CSC failure and gallery gasket oil consumption issues.
Concentric Slave Cylinder (CSC) Failure
Common · high severity
Typical onset: 40,000-80,000 mi
Symptoms: Clutch pedal falls to floor and stays there, Grinding into gear or inability to shift, Clutch fluid leaking internally into bellhousing, Gradual loss of clutch engagement point
Fix: Requires transmission removal to access the internal slave cylinder. Smart owners replace clutch, flywheel, and rear main seal while in there. 8-12 hours labor depending on shop efficiency.
Estimated cost: $1,800-3,200
Oil Gallery Gasket Leak and Oil Consumption
Common · medium severity
Typical onset: 60,000-100,000 mi
Symptoms: Blue smoke on startup or hard acceleration, Oil consumption 1 quart per 1,000-2,000 miles, Oil residue on underside of intake plenum, Low oil pressure warnings if neglected
Fix: Gallery gaskets between block halves deteriorate. Requires upper oil pan removal and plenum off. If caught early, gasket replacement suffices (6-8 hours). If run low on oil repeatedly, expect bearing damage requiring short block.
Estimated cost: $1,200-2,000
Rod and Main Bearing Failure (Performance-Driven Cars)
Occasional · high severity
Typical onset: 50,000-90,000 mi
Symptoms: Rod knock on cold start that quiets when warm, Metal shavings in oil or filter, Sudden catastrophic failure with loss of power, Low oil pressure at idle after spirited driving
Fix: VQ37VHR bearings are marginal under sustained high RPM or track use. Once knock starts, you're looking at crankshaft polishing or replacement, all bearings, and often piston/ring work if debris circulated. 25-35 hours for short block swap or full rebuild.
Estimated cost: $6,500-12,000
Transmission Mount Failure
Common · low severity
Typical onset: 70,000-120,000 mi
Symptoms: Clunking on shifts or during throttle transitions, Excessive shifter vibration, Difficulty getting into first or reverse, Visible cracking or separation of rubber mount
Fix: Manual transmission mount fatigues and collapses. Replacement is straightforward with trans supported. Often done with CSC job if timing aligns. 2-3 hours standalone.
Estimated cost: $300-600
Fuel Starvation and Pump Failure
Occasional · medium severity
Typical onset: 80,000-130,000 mi
Symptoms: Engine stumble or cut-out during hard cornering below half tank, No-start after sitting with fuel pump whine absent, Hesitation under wide-open throttle, Check engine light with fuel pressure codes
Fix: Factory fuel pump setup starves in corners; enthusiasts install aftermarket surge tanks. Pump failure requires tank drop. 3-4 hours for pump replacement. Add 2-3 hours if installing proper baffle or dual pump setup.
Estimated cost: $800-1,800
Steering Lock Module Failure
Occasional · high severity
Symptoms: Car won't start with steering lock error on dash, Clicking noise from steering column on start attempt, Intermittent starting issues that become permanent, No warning before total failure
Fix: Electronic steering lock motor fails and prevents ignition. Common enough that many owners pre-emptively pull the fuse and disable the system. Dealer replacement is column-out work, 4-6 hours. Many just live with fuse pulled.
Estimated cost: $800-1,400
Owner tips
Check oil every 500 miles religiously — these engines consume oil by design and low levels kill bearings fast
If buying used, verify CSC replacement history or budget for it immediately on manuals
Avoid cars with track or AutoX history unless full rebuild documentation exists
Pull steering lock fuse (fuse 43) pre-emptively to prevent being stranded — no downside
Use quality 5W-30 synthetic and change every 3,500-4,000 miles if driven hard
Buy a garage-kept manual with maintenance records and low-drama ownership — skip the heavily modified or track cars unless you're prepared for a $10k engine refresh.
AI-assisted summary drawn from NHTSA recall data, our labor-times database, and platform knowledge. Not a substitute for a pre-purchase inspection on a specific vehicle.
Fitment notes: Battery located in trunk; accessible through rear panel
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Every control module on the 2009-2020 Nissan 370Z — where it lives, replacement time, and what it takes to program a replacement. Modules marked dealer / factory tool won't work after a part swap alone — budget for programming.
⚠️ Mileage programming required by law; VIN must be written; some aftermarket tools can program mileage with proper documentation
Intelligent Power Distribution Module (IPDM-E/R)0.8 hr R&Rrelearn only +0.3 hr▸ programming details
📍 Engine bay, driver side near battery or fender
🔧 Nissan CONSULT-III Plus
⚠️ Controls fuel pump relay and multiple power distribution functions; some versions integrated with fuse box
Rear View Camera (RVC)0.5 hr R&Rno coding
📍 Integrated into rear license plate area or trunk lid
⚠️ Plug-and-play on equipped models; no separate control module, connects directly to AV unit
Nissan Anti-Theft System / Intelligent Key Control Module (NATS)0.5 hr R&Rdealer / factory tool +0.8 hr▸ programming details
📍 Integrated into BCM; separate IPDM-E/R in engine bay
🔧 Nissan CONSULT-III Plus
⚠️ Key programming requires PIN code from Nissan; all keys must be present for registration; IPDM-E/R is Intelligent Power Distribution Module
Aftermarket tool coverage varies by software version and vehicle build — treat "aftermarket tool" rows as "usually possible" and verify against your tool maker's coverage list before promising a customer. Spot a wrong location or hour? Tell us — corrections ship fast here.
Size-standard part numbers — verify your connector type before buying. Rear blades are model-specific; check the package's vehicle list.
Fuel economy figures are EPA data via fueleconomy.gov (median across matching trims). Performance figures are compiled estimates for the 2015 Nissan 370Z 3.7L V6 VQ37VHR and can vary by trim.
🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Lexus & Toyota Mechanic · 20+ years.