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<h2><span style="font-size: 18px;">What is a glow plug relay module?</span></h2><p style="text-align: justify;"><span style="font-size: 14px;">A glow plug relay module, also known as a glow plug control module, is an essential electronic component in vehicles that controls the operation of the glow plugs. It is responsible for activating the glow plugs at the appropriate times during engine start and warm-up, ensuring they receive the correct voltage and duration of electrical current to effectively preheat the cylinders before cranking the engine.</span></p><p style="text-align: justify;"><span style="font-size: 14px;">The glow plug relay module also monitors the circuit for faults, reports issues to the vehicle's diagnostics system, and manages the timing and power supply to optimize the glow plug performance, especially in cold weather conditions. The glow plug relay module plays a crucial role in the engine's cold-start capability and overall efficiency, and its proper functioning is essential for maintaining the engine's optimal performance and reliability.</span></p><h2 style="text-align: justify;"><span style="font-size: 18px;">When to replace your glow plug control unit?</span></h2><p style="text-align: justify;"><span style="font-size: 14px;">If you experience difficulties starting the engine in cold weather, inconsistent or erratic glow plug operation, engine stalling or misfiring, increased fuel consumption, or diagnostic trouble codes related to the glow plug circuit, these symptoms may indicate the need to replace the glow plug control module, as the module is likely not properly managing the system and could lead to performance problems and potential long-term engine damage if not addressed.</span></p><h2 style="text-align: justify;"><span style="font-size: 18px;">How to replace the glow plug control module?</span></h2><ul><li><span style="font-size: 14px;">Sever the battery connection by unplugging the negative battery cable to cut power to the electrical system. Don't disconnect the <a href="https://a-premium.com/positive-battery-cable">positive battery cable</a> directly.</span></li><li><span style="font-size: 14px;">Locate the glow plug control module using the service manual and remove it by disconnecting the electrical connector(s) and unfastening the mounting hardware.</span></li><li><span style="font-size: 14px;">Install the new glow plug control module, ensuring it is the appropriate part for the vehicle, and secure it in the same mounting position.</span></li><li><span style="font-size: 14px;">Reattach the electrical connector(s) to the new glow plug control module, guaranteeing they are properly seated.</span></li><li><span style="font-size: 14px;">Reestablish the negative battery cable connection to restore power to the electrical system.</span></li><li><span style="font-size: 14px;">Verify proper operation by starting the engine and checking for any issues related to the glow plug system, and utilize a diagnostic tool to confirm the new module is functioning correctly and there are no related fault codes.</span></li></ul><h2><span style="font-size: 18px;">Ignite your car's true potential with A-Premium</span></h2><p style="text-align: justify;"><span style="font-size: 14px;">Crafted with robust components and advanced diagnostics, the A-Premium glow plug relay module delivers trustworthy cold-weather starting and improved fuel efficiency for your diesel-powered vehicle. Designed with safety features to prevent damage, our module precisely controls the glow plug heating cycle to optimize the combustion process and provide peace of mind on every drive. Simple to install as a direct replacement, the A-Premium module blends the performance you need with the convenience you expect. With a 90-day free return policy, a 1-year warranty, and 24/7 customer service, we ensure your satisfaction is our top priority.</span></p>

Glow Plug Relay Module

Air Cleaner

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Air Filter Box

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Mass Air Flow Sensors/Car MAF Sensors | A-Premium

Air Flow Sensor

Air Intake Duct

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Air Intake Hose

Air Intake Manifold Actuator Control Solenoid

Air Intake Manifold Flap Adjuster

Air Intake Manifold Runner Control Sensor

Air Intake Resonator

Electric Vacuum Pump

Engine Air Duct Assembly

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Engine Air Filter

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Intake Manifold

Intake Manifold Flap Actuator

Intake Manifold Repair Bracket

Intake Manifold Runner Control Valve

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Intercooler

Intercooler Hose

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Oxygen Sensor

Car Oxygen Sensor Price From $24.99 | A-Premium

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Pressure Sensor

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Supercharger Pulley Drive Unit

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Supercharger Snout Rebuild Kit

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Throttle Body

Throttle Cable

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Throttle Position Sensor

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Turbocharger

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Turbocharger Gasket Kit

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Turbocharger Oil Line

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Vacuum Pump

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Air Filters & Intake Systems

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Camshaft Adjuster

Camshaft Adjuster Cover

Camshaft Kit

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Camshaft Timing Gear

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Camshafts

Chain Tensioner Adjuster

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Cylinder Head

Cylinder Head Assembly

Eccentric Shaft Actuator

Engine Timing Belt

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Engine Valve Cover

Engine Valve Cover Gasket

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Harmonic Balancer

Rocker Arm

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Rocker Arm Shaft Lifter Assembly

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Timing Belt Kit

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Timing Chain Gear

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Timing Chain Kit

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Timing Cover

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Timing-Control Valve Solenoid

Valve Cover Gasket

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Valve Lifter Guides

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Valve Lifters Tappet

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Cams, Timing & Valvetrain

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Belt Tensioner

Coolant Level Sensor

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Crank Installer Tool

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Crankcase Breather Hose

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Crankcase Breather Valve

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Crankshaft Position Sensor

Crankshaft Pulley

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Engine Oil Dipstick

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Engine Oil Dipstick Tube

Engine Oil Filter

Engine Oil Pan Gasket

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Flywheel

Harmonic Balancer Crankshaft Hub

Knock Sensor

Oil Baffle

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Oil Cooler

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Oil Cooler Line

Oil Drip Pan

Oil Filler Cap

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Oil Filter

Oil Filter Base

Oil Filter Cover

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Oil Filter Housing

Oil Filter Housing Cover

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Oil Level Sensor

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Oil Pan

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Oil Pump

Oil Pump Drive Gear Shaft

Oil Pump Pickup Tube

Oil Separator

Serpentine Belt

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Cranks, Pistons, Oil & Components

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Camshaft Position Sensor

Camshaft Position Sensor & Magnet Kit

Connector Plug

Distributor Cap

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Electronic Ignition System

Engine Valve Covers & Ignition Coils Kits

Glow Plug

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Ignition Coil

Ignition Coils & Spark Plugs & Wires Kits

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Ignition Coils & Spark Plugs Kits

Ignition Coils & Wires Kits

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Ignition Distributor

Ignition Lock Cylinder

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Ignition Starter Switch

Ignition Switch Actuator

Kill Switch

Knock Detonation Sensor

Relay

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Spark Plug

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Spark Plug Wire

Electronic Control Modules, Ignition & Distributors

Engine Wiring Harness

Intake Manifold Repair Kit

Pulley

Engine Components & Accessories

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Active Grille Shutter Actuator

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Auxiliary Water Pump

Drive Motor Inverter Cooler

Electric Engine Water Pump

Engine Coolant Air Bleeder Valve

Engine Coolant Pipe

Engine Coolant Shut Off Valve

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Expansion Tank

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Expansion Tank Mounting Plate

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Fan Pulley Bracket

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Fuel Cooler

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Overflow Hose Connector

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Radiator

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Radiator Control Fan Module

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Radiator Core Support Skid Bar Plate

Radiator Fan Cooling Motor

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Radiator Hose

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Radiator Support Assembly

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Engine Cooling

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The engine comprises many essential elements such as the lower cylinder block, upper cylinder head(s), and the cooling & lubricating systems. With A-Premium aftermarket engine components, you can expect that your engine deliver years of reliable performance. We offer a diverse selection of engine components from air filters and ignition coils (kits) to fuel pumps to cater to your needs.

2006 Mercedes-Benz E320 Glow Plug Relay Module

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