S4079 12V 1.7kW Starter Motor Fits BMW 116i, BMW 118i, BMW 120i

Description

S4079 Replacement Starter Motor

Start your S4079 starter motor comparison with the linked Lucas reference LRS04079 and the specifications shown on this page. The listed electrical rating is 12V 1.7kW. A starter motor turns the engine during starting; the electrical rating and mechanical engagement must suit the application. Applications include selected BMW 116i 1.5 Petrol variants.

Key Features and Benefits

• 12V electrical system: match the vehicle voltage before selecting a unit.
• 1.7kW power: compare the listed rating with the original starter motor.
• 11-tooth pinion: compare gear engagement and pinion position.
• Clockwise rotation: check the specified direction before fitting.
• Pin "30" M8 B+ connector / terminal: check the connection against the original unit.

Compatible Vehicles and Applications

• BMW 116i 1.5 Petrol – selected applications 2015–2019 (engine code B38B15A).
• BMW 118i 1.5 Petrol – selected applications 2015–2019 (engine code B38B15A).
• BMW 120i 2.0 Petrol – selected applications 2016–2019 (engine code B48B20A).
• BMW 125i 2.0 Petrol – selected applications 2015–2019 (engine code B48B20B).
• BMW 218i 1.5 Petrol – selected applications 2015–2021 (engine code B38B15A).
• BMW 218i Coupe 1.5 Petrol – selected applications 2015–2021 (engine code B38B15A).

These are selected applications, not the complete fitment list. Check the detailed vehicle compatibility table, engine code and production year, then compare the original unit before ordering.

OE Numbers and Cross-Reference Information

The following cross-reference numbers are associated with S4079. Compare them with the original unit and technical specifications; a number match alone does not establish vehicle compatibility.

1170602, 986025570, LRS04079, LRS4079, DRS1113

The full manufacturer cross-reference and OE listings are available elsewhere on this page. Confirm whether a number is an OE or aftermarket reference when comparing the original unit.

When Should You Replace Your Starter Motor?

Failure to crank, clicking during a start request or intermittent cranking can indicate a starting-system problem. A weak battery, poor connections or control-circuit faults can produce similar symptoms; test the system before replacing the starter motor.

Why Buy from Sahibs Auto Electrics?

Sahibs Auto Electrics is a UK automotive electrical parts specialist supplying alternators and starter motors. Ask for help identifying S4079 using the existing part number and vehicle details. Check the current condition options and availability before purchase. Buy online for UK delivery or Click & Collect, checking the current order arrangements.

Frequently Asked Questions

Will S4079 fit my BMW 116i?

BMW 116i 1.5 Petrol (2015–2019) is a listed application. Confirm the engine code and original unit configuration in the detailed fitment table.

Does S4079 replace Lucas LRS04079?

Lucas LRS04079 is a listed identification reference. Compare it with the original unit and specifications; a cross-reference does not guarantee compatibility by itself.

What specifications are listed for S4079?

The listed details include 12V, 1.7kW power, 11 pinion teeth, clockwise rotation. Compare the complete specifications on this page with the unit being replaced.

Is S4079 new or remanufactured?

Check the current product condition selection for S4079. Confirm the supplier and availability of the option you want before completing the order.

What should I compare before ordering S4079?

Compare 12V compatibility, 1.7kW power, 11 pinion teeth, rotation, mounting and electrical connections with the original starter.

Does clicking prove the starter motor has failed?

No. Battery voltage, wiring and control-circuit faults can also cause clicking or no cranking. Have the starting system tested before choosing a replacement.