Catalog / HYUNDAI / 35320-2G700
HYUNDAI

35320-2G700

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SolenoidHyundai-Kia Theta II Gasoline Direct Injection (GDI) 150-bar SystemEuro 2556

HYUNDAI 35320-2G700 High Pressure Fuel Pump Sonata Optima Santa Fe Sorento Sportage 2.0T 2.4L Theta II GDI 353202G700

Reference data for Bosch 35320-2G700 common rail injector · OEM 35320-2G720, 35320-2G730, GDP206, HM10014 · Application Hyundai / Kia 2.0L T-GDI & 2.4L GDI Theta II (G4KH / G4KJ)
OE REFERENCE35320-2G720, 35320-2G730, GDP206, HM10014
CONTROL VALVEIntegrated High-Speed Pulse-Width Modulated Metering Valve
NOZZLE-
RAIL PRESSURE150 bar
EMISSIONULEV-II / Tier 2 Bin 5 / Euro 5 / Euro 6
WARRANTY12 Months
01

Compatible Injectors

OEM Ref
02

Vehicle & Engine Fitment

VehicleEngineYears
Hyundai SonataHyundai / Kia 2.0L T-GDI & 2.4L GDI Theta II (G4KH / G4KJ)2011-2019
Kia OptimaHyundai / Kia 2.0L T-GDI & 2.4L GDI Theta II (G4KH / G4KJ)2011-2020
Hyundai Santa Fe SportHyundai / Kia 2.0L T-GDI & 2.4L GDI Theta II (G4KH / G4KJ)2013-2018
03

Technical Specifications

SpecificationValue
System TypeHyundai-Kia Theta II GDI 150-bar High-Pressure Fuel System
Operating PressureCore Spec
Pump MechanismExhaust Camshaft Lobe Actuated Single-Piston Plunger Pump
Mounting Flange Bolt Torque13 N·m (115 in-lb) flange bolts
Fuel Line Nut Torque28 N·m (21 lb-ft) high-pressure delivery pipe flare nut
Drive InterfaceRoller Tappet Bucket with Hardened Contact Face
Low-Pressure Inlet FittingQuick-Disconnect Barb with Integrated Damper
ManufacturerHyundai Mobis / Kefico (Tier-1 OEM for Hyundai Motor Group)
OEM Service Reference35320-2G700 / 35320-2G740

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.

CONTINENTALExact Engine & Chassis Match
35310-2G700
Gasoline Direct Injection (GDI) • 150 bar
🚙 Hyundai Santa Fe Sport (G4KH)
Technical Specifications & Pinout
04

Installation Tips

  1. [
  2. {
  3. "step": 1,
  4. "title": "Low-Pressure Supply Bleed & Battery Disconnect",
  5. "instruction": "Remove fuel pump fuse from underhood junction box. Crank engine for 5 seconds to depressurize fuel lines. Disconnect vehicle negative 12V battery terminal."
  6. },
  7. {
  8. "step": 2,
  9. "title": "Engine Beauty Cover & Noise Damper Removal",
  10. "instruction": "Unbolt engine cover and pull back the heavy rubber noise shield covering the high-pressure fuel pump on top of the valve cover."
  11. },
  12. {
  13. "step": 3,
  14. "title": "High-Pressure Pipe & Harness Disconnection",
  15. "instruction": "Unplug electrical solenoid harness. Use a 17mm line wrench with counter-torque to disconnect high-pressure metal fuel pipe from pump outlet."
  16. },
  17. {
  18. "step": 4,
  19. "title": "Pump Removal & Roller Lifter Tappet Check",
  20. "instruction": "Loosen mounting bolts alternately in half-turn increments. Lift pump out and remove the roller tappet. Inspect tappet face and camshaft lobe for wear grooves."
  21. },
  22. {
  23. "step": 5,
  24. "title": "New Pump Installation & Torque Sequence",
  25. "instruction": "Lubricate new Viton O-ring and roller tappet with fresh oil. Rotate engine to lowest cam profile. Torque mounting bolts to 13 N·m (115 in-lb) and fuel pipe union nut to 28 N·m (21 lb-ft)."
  26. }
  27. ]
05

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.

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.

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.

P0088High

Fuel Rail / System Pressure Too High

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

Technical Diagnostic & Service Protocols

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

COMMON RAIL WORKSHOP DIAGNOSTICS

Common Rail High-Pressure Pump Diagnostics Guide

Diagnose common rail high-pressure pump failure: suction vacuum, CP4 roller glitter, plunger wear, air ingress & P0087 hard start. Workshop bench testing.

Read Technical Protocol
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
COMMON RAIL WORKSHOP DIAGNOSTICS

Rail Pressure Relief Valve Diagnostics Guide

Common rail pressure relief valve (PRV) testing guide. Diagnose hot start stalls, P0087 rail pressure loss, return line leakage & single vs 2-stage valves.

Read Technical Protocol