FuelPartsDB · WORKSHOP TECHNICAL SERVICE

DOC REF: SOP-CR-INJ-01

WORKSHOP INSTALLATION JOB SHEET & SOP

BOSCH 06L906031ABOSCH 06L906031A Direct Fuel Injector Volkswagen Golf GTI R Passat Audi A3 S3 A4 A5 2.0 TSI EA888 Gen 3 0261500246 FJ1213 · Euro 630

Technician / Installer:

Date / Odometer:

Vehicle Reg / VIN:

Quality Sign-off:

CRITICAL INSTALLATION SPECIFICATIONS & TORQUES

Torques (Hold-down):9 N·m

Torques (Tightening):25 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

BOSCH

06L906031A

View Specs

SolenoidBosch HDEV5 / HDEV6 Gasoline Direct Injection (GDI, 200 bar)Euro 630

BOSCH 06L906031A Direct Fuel Injector Volkswagen Golf GTI R Passat Audi A3 S3 A4 A5 2.0 TSI EA888 Gen 3 0261500246 FJ1213

Reference data for Bosch 06L906031A common rail injector · OEM 06L906031BC, 0261500246, 0261500245, FJ1213, 06L906036K · Application Volkswagen / Audi EA888 Gen 3 & Gen 3B (1.8L & 2.0L TSI / TFSI CHHB / CJXC / CYFB)

Engine Platform:Volkswagen / Audi EA888 Gen 3 & Gen 3B (1.8L & 2.0L TSI / TFSI CHHB / CJXC / CYFB) →

OE REFERENCE06L906031BC, 0261500246, 0261500245, FJ1213, 06L906036K

CONTROL VALVE-

NOZZLE-

RAIL PRESSURE200 bar

EMISSIONEuro 6 / SULEV30

WARRANTY12 Months

Compatible Injectors

OEM Ref

Vehicle & Engine Fitment

Vehicle	Engine	Years
Volkswagen Golf GTI / R Mk7 / Mk7.5	Volkswagen / Audi EA888 Gen 3 & Gen 3B (1.8L & 2.0L TSI / TFSI CHHB / CJXC / CYFB)	2013-2020
Audi S3 8V / TTS 8S	Volkswagen / Audi EA888 Gen 3 & Gen 3B (1.8L & 2.0L TSI / TFSI CHHB / CJXC / CYFB)	2014-2020
Audi A4 B9 / A5 F5 / Q5 FY	Volkswagen / Audi EA888 Gen 3 & Gen 3B (1.8L & 2.0L TSI / TFSI CHHB / CJXC / CYFB)	2016-2021
Porsche Macan 2.0T	Volkswagen / Audi EA888 Gen 3 & Gen 3B (1.8L & 2.0L TSI / TFSI CHHB / CJXC / CYFB)	2015-2021

Technical Specifications

Specification	Value
part_number	06L906031A
oem_reference	06L906031A
manufacturer	BOSCH
system_type	Fuel Injector
pressure_rating	200 bar (2900 psi)
operating_temperature	-40°C to +135°C
flange_mount_torque	9 N-m (80 lb-in)
high_pressure_line_torque	25 N-m (18 lb-ft)
diagnostic_dtc	P0300, P0301, P0171, P0172
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.

BOSCHExact Engine & Chassis Match

0261520288

Gasoline Direct Injection (GDI) • 200 bar

🚙 Audi A4 (B9) / A5 (F5) / Q5 (Fy) (CHHB)

Technical Specifications & Pinout

BOSCHExact Engine & Chassis Match

06L127026A

Gasoline Direct Injection (GDI) • 250 bar

🚙 Audi A4 (B9) / A5 (F5) / Q5 (Fy) (CHHB)

Technical Specifications & Pinout

BOSCHExact Engine & Chassis Match

06K127025D

Gasoline Direct Injection (GDI) • 200 bar

🚙 Engine Code CHHB

Technical Specifications & Pinout

Installation Tips

Depressurize the fuel system completely via diagnostic scan tool or by removing the fuel pump fuse prior to line disassembly.
Clean all surrounding bracket areas thoroughly using residue-free brake cleaner to prevent abrasive particulate ingress.
Inspect the mechanical camshaft lobe and roller follower or clean injector bore seating surfaces before hardware alignment.
Install component using fresh factory O-rings or Teflon combustion chamber seals lubricated only with clean motor oil.
Torque mounting flange fasteners in alternating increments to 9 N-m (80 lb-in).
Torque high-pressure hydraulic tube fittings using a calibrated flare nut wrench to 25 N-m (18 lb-ft).
Prime low-pressure fuel circuit, cycle ignition key 3-4 times, and inspect for high-pressure hydraulic leaks before road test.

Tips & Warnings:

Always replace single-use high-pressure metal fuel lines and micro-filter seals whenever disconnected.
Verify camshaft driving lobe surfaces for scoring or flat spots before installing any mechanical pump.
Reset long-term and short-term fuel trim adaptations via OBD-II diagnostic scanner after physical replacement.

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.

Read Technical Protocol

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.

Read Technical Protocol

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