FuelPartsDB · WORKSHOP TECHNICAL SERVICE

DOC REF: SOP-CR-INJ-01

WORKSHOP INSTALLATION JOB SHEET & SOP

KEIHIN 16010-5A2-A52KEIHIN 16010-5A2-A52 Direct Fuel Injector Kit Honda Accord CR-V 2.4L Earth Dreams K24W K24W1 · Euro 255

Technician / Installer:

Date / Odometer:

Vehicle Reg / VIN:

Quality Sign-off:

CRITICAL INSTALLATION SPECIFICATIONS & TORQUES

Torques (Hold-down):12 N·m

Torques (Tightening):12 N·m

Copper washer:Renew the sealing washer on every installation. 1.50 mm standard; step up to 1.70 mm after light seat reaming, 2.00 mm after heavy seat refinishing.

IMA / ECU coding:Not required for this assembly

MANDATORY INSTALLATION CHECKLIST

[ ]Bore cleaned to bare metal using nylon/brass reaming brush & vacuumed (zero debris / no steel wire)
[ ]New copper sealing washer fitted with correct thickness (do not reuse old washer)
[ ]High-temperature ceramic paste applied to injector body shaft (never coat the nozzle tip)
[ ]Hold-down clamp bolt tightened in stage torque/angle sequence as specified
[ ]Fuel rail high-pressure line union torqued without tension or cross-threading
[ ]IMA / QR calibration code entered into diagnostic tool (Lexia/KTS/VCDS) for cylinder balancing
[ ]Low-pressure air bleed performed, engine idling leak-off test verified leak-free

KEIHIN

16010-5A2-A52

View Specs

SolenoidKeihin Earth Dreams / GDI Direct Fuel Injection (200 bar)Euro 255

KEIHIN 16010-5A2-A52 Direct Fuel Injector Kit Honda Accord CR-V 2.4L Earth Dreams K24W K24W1

Reference data for Bosch 16010-5A2-A52 common rail injector · OEM 16010-5A2-A51, 16010-5A2-A50, 16010-5A2-305, 06160-5A2-A52, FJ1217 · Application Honda 2.4L Earth Dreams & K-Series i-VTEC (K24W1 / K24W2 / K24Z / K24A)

Engine Platform:Honda 2.4L Earth Dreams & K-Series i-VTEC (K24W1 / K24W2 / K24Z / K24A) →

OE REFERENCE16010-5A2-A51, 16010-5A2-A50, 16010-5A2-305, 06160-5A2-A52, FJ1217

CONTROL VALVE-

NOZZLE-

RAIL PRESSURE200 bar

EMISSIONTier 2 Bin 5 / Euro 5 / ULEV II / PZEV

WARRANTY12 Months

Compatible Injectors

OEM Ref

Vehicle & Engine Fitment

Vehicle	Engine	Years
Honda Accord Mk8 / CR-V	Honda 2.4L Earth Dreams & K-Series i-VTEC (K24W1 / K24W2 / K24Z / K24A)	2008-2014
Acura TSX CU2	Honda 2.4L Earth Dreams & K-Series i-VTEC (K24W1 / K24W2 / K24Z / K24A)	2009-2014
Honda Civic Si	Honda 2.4L Earth Dreams & K-Series i-VTEC (K24W1 / K24W2 / K24Z / K24A)	2012-2015

Technical Specifications

Specification	Value
sku	16010-5A2-A52
brand	KEIHIN
manufacturer_code	16010-5A2-A52
pressure_rating	200 bar (2900 psi)
torque_flange	12 N-m (106 lb-in)
torque_line	12 N-m (106 lb-in)
engine_family	Honda 2.4L Earth Dreams i-VTEC DOHC 16V K24W1 / K24W2
Operating PressureCore Spec

CIRCUIT ASSEMBLY

Matched High-Pressure Fuel Pump (Fuel Circuit Assembly)

Operates on the same high-pressure rail circuit. When troubleshooting low rail pressure (DTC P0087), verify pump volumetric delivery before replacing injectors.

KEIHINExact Engine & Chassis Match

16790-5A2-A01

Gasoline Direct Injection (GDI) • 200 bar

🚙 Engine Code K24A

Technical Specifications & Pinout

Diagnostic Trouble Codes & Fault Protocols

Common diagnostic trouble codes (DTCs) triggered when this common rail injector experiences wear, circuit faults, or calibration drift:

P0087Critical

Fuel Rail / System Pressure Too Low

Excessive internal backleak from worn control valve seats drops common rail pressure below target under engine load.

P0087 Guide →🧪 Backleak Calculator

P0201 - P0208High

Injector Circuit Malfunction / Open Circuit

Solenoid coil resistance drift (0.2-0.5 Ω) or piezo stack degradation triggers driver stage shutdown on affected cylinders.

P0201 Circuit Guide →

P0300 / P0301+High

Cylinder Misfire & Balancing Deviation

Carbon-clogged nozzle spray holes or missing IMA calibration causes uneven cylinder contribution. Recode ECM and verify washer seating.

P0300 Misfire Protocol →💻 IMA Coding Tool 📐 Washer Thickness

P0088High

Fuel Rail / System Pressure Too High

Spill line backpressure or stuck metering valve prevents rail depressurization, creating overpressure risks under load.

P0088 Guide →📊 Rail Pressure Converter

Browse all 61 Diesel Diagnostic Trouble Codes in our Workshop Hub ->

WORKSHOP PROTOCOLS

Technical Diagnostic & Service Protocols

Authoritative field procedures, diagnostic testing thresholds, and service SOPs for this assembly.

COMMON RAIL WORKSHOP DIAGNOSTICS

Fuel Metering Valve (IMV/SCV) Diagnostics Guide

Diagnostic guide for common rail fuel metering valves (IMV/SCV/FCA/MPROP). Normally open vs closed, coil resistance, PWM duty cycle & P0088 / P0089 test.

Read Technical Protocol

OBD-II DIAGNOSTIC PROTOCOL

P0087 Low Rail Pressure Diagnosis Guide

Step-by-step workshop diagnostic protocol for OBD-II DTC P0087 (Fuel Rail Pressure Too Low). 5-stage troubleshooting tree: backleak testing, SCV valve, PRV valve, and high-pressure pump.

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DIESEL WORKSHOP DIAGNOSTIC SOP

Cylinder Balance & Injector Deviation Guide

Common rail diesel cylinder balance & smooth running diagnostic guide. Balance rates, mg/stroke deviation, P0263 misfire, compression vs injector test.

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ASSEMBLY & INSTALLATION PROTOCOL

Diesel Injector Torque Specs & TTY Angles Guide

Common rail diesel injector hold-down bolt torque specs, TTY angles & pipe unions. Covers Bosch, Detroit DD13, Cummins & VAG 2.0 TDI workshop data in Nm.

Read Technical Protocol