OEM Mercedes-Benz Ignition Parts

Keep Your Mercedes-Benz Starting Reliably with Genuine Ignition Parts

Big box stores and chains might be cheaper, but they can't guarantee the parts you're buying are genuine. Your ignition system includes components that generate and deliver the electrical spark needed to start your engine and keep it running. These parts work together to create precisely timed combustion in each cylinder. Mercedes-Benz C-Class and GLE models depend on sophisticated ignition systems that require genuine components to deliver dependable starting, smooth operation, and maximum fuel efficiency.

Essential Ignition System Components

The ignition system includes spark plugs that ignite the air-fuel mixture, coils that generate high voltage, and wires or boots that deliver electricity to each plug. Control modules manage timing and dwell based on engine conditions. Sensors monitor position, speed, and load to optimize spark delivery. Each component must function perfectly because even one faulty part causes noticeable performance problems, rough running, and potential engine damage from incomplete combustion.

Why Ignition Components Wear Out

Spark plugs accumulate deposits that interfere with spark formation, while their electrodes gradually erode from millions of ignition events. Coils break down from heat and vibration, losing their ability to generate sufficient voltage. Wires and boots crack from temperature extremes, allowing electricity to arc to ground rather than reaching the plugs. Generic aftermarket ignition parts often use inferior materials that cannot withstand the high temperatures and voltages in modern engines, resulting in misfires, poor fuel economy, and potential damage to engine components and catalytic converters.

Signs Your Ignition System Needs Service

Replace ignition components if your engine runs rough, hesitates during acceleration, or struggles to start. Poor fuel economy and a check engine light indicate ignition problems. You might notice decreased power or hear unusual sounds during acceleration. Most ignition components require replacement between 60,000 and 100,000 miles depending on driving conditions.

Order today and see why mechanics consistently choose Mercedes-Benz of Stevens Creek for genuine components and accessories.

25402205 - : Wiring Harness for Mercedes-Benz Image

Wiring Harness

Mercedes-Benz 002-540-22-05
Squib 1 airbag passenger side r12/4. 2-pin 0.5mm2. Passenger airbag, ignition squib 1 r12/4. 2-pin 0.5mm2. Primer pellet code b / 90�....
$39.06
MSRP $52.00
Save $12.94
24.9% Off
View Details
55403481 - : Coupling, Mechanical for Mercedes-Benz Image

Coupling, Mechanical

Mercedes-Benz 005-540-34-81
Electronic ignition lock (ezs) control unit n73*1. 10-pin mqs. Rear-end door control module n121/1. 10-pin mqs. N69/1. Left front door...
$8.58
MSRP $11.00
Save $2.42
22% Off
75402781 - : Coupling, Mechanical for Mercedes-Benz Image

Coupling, Mechanical

Mercedes-Benz 007-540-27-81
Electronic ignition lock (EZS) control unit N73. 10-PIN MQS Model 1: MQS Slots: 10. N69/5. Keyless-go control unit, plug 3. 10-pin mqs...
$3.25
MSRP $4.20
Save $0.95
22.6% Off
5407905 - : Electric Line for Mercedes-Benz Image

Electric Line

Mercedes-Benz 000-540-79-05
Passenger airbag, ignition squib 1 r12/4. Driver seat belt force limiter R12/27. Front passenger airbag, green r12/5. Front passenger...
$34.45
MSRP $44.50
Save $10.05
22.6% Off
View Details
5408005 - : Electric Line for Mercedes-Benz Image

Electric Line

Mercedes-Benz 000-540-80-05
Emergency tensioning retractors front and rear. Front passenger airbag, green. Front left belt tens. R12/1. Rear left belt tensioner...
$47.88
MSRP $64.00
Save $16.12
25.2% Off
View Details
910112006003 - : Hexagon Nut for Mercedes-Benz Image

Hexagon Nut

Mercedes-Benz 910112-006003
M6. Bracket to water tank. Mounting parts. Control unit. Bracket mounting. Brake booster assembly to asr bracket. Fuel lines to cowl....
$2.65
MSRP $3.40
Save $0.75
22.1% Off
304032006008 - : Hexagon Nut for Mercedes-Benz Image

Hexagon Nut

Mercedes-Benz 304032-006008
Steering column jacket tube to body. Master cylinder to pedal assembly. Brake power regulator to bracket. Bracket to engine. Cable to...
$9.62
MSRP $12.50
Save $2.88
23% Off
44545002864 - : Plug for Mercedes-Benz Image

Plug

Mercedes-Benz 044-545-00-28-64
Electronic ignition lock N73. 40 PIN MQS. Roll bar vario roof control control unit n52. 40 pin mqs. Control module sam/srb rear n10/8....
$11.31
MSRP $14.50
Save $3.19
22% Off
995030100 - : Radiat Protection Grille for Mercedes-Benz Image

Radiat Protection Grille

Mercedes-Benz 099-503-01-00
Radiator protection. Validity: This part is valid if at least one of the following applies. - With V8 spark ignition engine M177-AMG®...
$31.20
MSRP $40.00
Save $8.80
22% Off
933006123 - : Screw for Mercedes-Benz Image

Screw

Mercedes-Benz 000933-006123
SWITCH ON BLOWER CASE Diameter: 6mm Strength / hardness class: 8.8 Thread code letter: M Thread pitch: 1mm. CONDENSER TO RADIATOR...
$5.85
MSRP $7.50
Save $1.65
22% Off
25402105 - : Wiring Harness for Mercedes-Benz Image

Wiring Harness

Mercedes-Benz 002-540-21-05
Squib 2 airbag passenger side r12/5. 2-pin 0.5mm2. Airbag, stage 2 r12/5. 2-pin 0.5mm2. Left rear emergency tensioning retractor squib...
$32.50
MSRP $42.00
Save $9.50
22.6% Off
View Details
2085450840 - : Contact Support for Mercedes-Benz Image

Contact Support

Mercedes-Benz 208-545-08-40
"sam" control unit rear. 14-pin mqs model 1: mqs slots: 14. Light rotary switch. 14-pin mqs model 1: mqs slots: 14. Drive unit control...
$2.90
MSRP $3.80
Save $0.90
23.7% Off

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