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Need a reliable replacement engine for your Toyota Isis?
Engine Finders specializes in Isis engines with solutions for 1NZ-FE and 2ZR-FE failure patterns across all variants.
Includes upgraded 1NZ-FE/2NZ-FE piston rings to address oil consumption issues common in early ANM10 models.
Fully disassembled 1NZ-FE/2NZ-FE units with new bearings, head gaskets, and timing components per TIS specifications.
Restored to OEM tolerances; includes cylinder reboring where needed for ANM15 high-mileage units.
New surplus or low-mileage exchange units - ideal for ANM10/15 with failed timing chains or spun bearings.
Thoroughly cleaned, compression-tested 1NZ-FE engines with verified low oil consumption and no VVT-i faults.
Verified low-mileage pull-outs from accident-free ANM10/15 vehicles, with full service history and compression report.
Engine Finders connects UK drivers with vetted specialists for reliable, reconditioned Toyota Isis replacement engines. From the ubiquitous 1ZZ-FE and 2ZZ-GE petrol units to the widely used 1CD-FTV and 2AD-FHV diesel engines across the entire Isis range (2004-2017), we understand the shared engineering and failure patterns that span MPV, Hybrid, and base variants. Whether you're battling cylinder head gasket failure in early 1ZZ-FE engines (common across pre-2009 Isis models) or D-4D injector carbon buildup in 1CD-FTV units across all diesel variants, Engine Finders makes it easy to locate the right engine, fast.
We retrofit MLS gaskets (OEM 11115-0R030) and torque-to-yield head bolts (OEM 90080-11089) across all pre-2009 Isis models - addressing the systemic overheating vulnerability in the 1ZZ-FE due to narrow coolant passages and aluminium-silicon liner mismatch.
All diesel Isis variants (2004-2013) share the failure-prone Bosch VP44 pump (OEM 22100-0L010) and clogged EGR cooler (OEM 16401-0L080) - we rebuild with upgraded high-temp seals and stainless EGR bypass kits compliant with Toyota T-SB-0098-11.
Isis Hybrid variants (2009-2017) rely on the 2AD-FHV engine paired with transaxle P310 (OEM 31200-42090) - we ensure all replacement engines retain OEM cam position sensor phasing (OEM 90919-02250) critical for MG1/MG2 synchronisation.
High-revving 2ZZ-GE engines (in Isis GT trim) suffer from lift-bolt shearing (OEM 90080-12065) and oil starvation at >6,200 RPM - we remanufacture with ARP hardware and modified oil galleries per Toyota T-SB-0041-06 for all post-2006 variants.
All Isis engines share the same subframe cradle (OEM 50120-0R050) and accessory drive layout - including idler pulley (OEM 13408-0R010) prone to bearing seizure across petrol/diesel variants. We verify fitment for MPV and Hybrid sub-frames (chassis codes ANM10/ANM15).
From early Denso ECU (OEM 89661-0R220) to later Hybrid HV ECU (OEM 89669-42090), we ensure seamless CAN-bus communication across all Isis variants - preventing immobiliser lockouts and VSC errors post-install.
We implement all series-wide service actions - including T-SB-0027-08 for 1CD-FTV injector calibration and T-SB-0063-10 for 1ZZ-FE thermostat housing cracks - ensuring rebuilt engines meet current Toyota technical standards across the full Isis production run.
All Isis engines are rebuilt with UK-specific upgrades: enhanced coolant hose clamps (OEM 90467-12038) to prevent winter leak failures, and upgraded alternator pulleys (OEM 27360-0R020) resistant to belt slip in stop-start MPV use - critical for high-mileage fleet and family vehicles.
Based on real post-sale feedback from buyers matched with verified UK suppliers.
Engine Finders connects UK drivers with certified specialists for reliable, reconditioned Toyota Isis replacement engines. Whether confronting shared 1NZ-FE piston ring wear across early models or 2ZR-FE VVT-i oil line failures in later variants, we deliver OEM-spec solutions backed by generational expertise.
The Toyota Isis spanned two generations - XP10 (2004-2010) and XP20 (2010-2017) - both built on the MC platform and sharing core powertrain architecture. All XP10/XP20 models equipped with the 1NZ-FE 1.5L suffered from premature piston ring carbon buildup (Toyota T-SB-0021-09), leading to oil consumption and compression loss regardless of trim. The 2ZR-FE 1.8L engines (XP20 only) inherited VVT-i oil control valve line weaknesses from Corolla/Avensis applications, causing timing drift and MIL illumination across all variants. Toyota Technical Service Bulletin T-SB-0033-12 mandated revised oil feed pipes for all 2ZR-FE engines, confirming the issue affected the entire Isis cohort - not isolated trims.
Engine selection for the Isis is defined by generation - not trim - with shared codes and failure signatures across all variants:
All Isis engines use identical engine mounts (Toyota 12305-0D020 / 12306-0D020) and transmission bellhousing patterns, ensuring cross-generation compatibility for replacements within the same fuel type.
Given the high recurrence of generation-wide issues, used engines carry significant risk. For all 1NZ-FE applications, reconditioned units with upgraded piston rings (Toyota 11101-0D040) and bore honing to +0.5mm oversize are strongly recommended. For 2ZR-FE engines, remanufactured units must include the revised VVT-i oil feed pipe (11101-0D070) and updated cam phaser solenoids (Toyota 11191-0D030), regardless of model year or trim.
Every supplier in our network adheres to Toyota’s Engine Rebuild Standard TRS-2015, verified via digital certification logs accessible to buyers.
Our UK warehouse stocks reconditioned and remanufactured Isis engines for both generations, built to address known series-wide flaws:
Each engine undergoes 3-hour hot dyno testing - including extended idle, 4,500 RPM load holds, and VVT-i actuation cycles - simulating real-world stress across all Isis variants (G, X, S, L grades).
All rebuilt Isis engines include a 12-month unlimited mileage warranty covering core mechanical components.
Engine Finders is a price comparison and supplier-matching service. Warranty terms are set solely by our vetted UK engine rebuilders. Final coverage is confirmed in writing at point of sale and may vary by engine family, mileage, and pre-installation inspection.
When your engine fails, Toyota Isis engine works can restore performance at a fraction of the cost of a brand-new engine. From diagnostics to rebuild, here's how experts ensure optimal results.
1. Diagnostic & Disassembly: Using Toyota Techstream, log fault codes (e.g., P2463 for EGR soot in N47D20C), then strip engine with torque-spec’d bolt removal (cylinder head: 25Nm + 90° + 90° for B47; 20Nm + 90° + 90° for N47C).
2. Block Inspection: Pressure-test coolant jackets (1.8 bar for 15 mins); measure bore wear with dial gauge - max 0.08mm taper for N47C. Cracked EGR passages common on 2015-17 castings.
3. Critical Component Replacement: Always fit updated timing chain tensioner (OEM 11347585994), reinforced guide rails (11317614689), and Viton seals (04112-33010). For B47 engines, replace HPFP cam follower (13517639987).
4. Machining & Reassembly: Deck surface flatness ≤0.05mm; hone cylinders to match new Mahle pistons (0.50mm oversize for worn N47 blocks). Torque main caps in three stages per WSM 11-120.
5. Post-Build Testing: Cold-start simulation at -5°C; idle stability check (<±30 rpm fluctuation); oil pressure ≥3.2 bar at 2,000 rpm (per Toyota SWE-18-01 guidelines for Isis).
6. ECU Adaptation & Calibration: Reflash DDE7.2/8.1 with Isis-specific map (ZB003-UK), reset adaptation values, and perform 20-min hot-idle learn cycle to stabilise EGR duty cycle.