Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSMINI2008COOPER CLUBMAN (R55) L4-1.6L (N12)REPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTIGNITION SYSTEMSPARK PLUGTECHNICAL SERVICE BULLETINSIGNITION SYSTEM - SPARK PLUG INFORMATION/APPLICATION
2008 Mini Cooper Clubman (R55) L4-1.6L (N12)
Ignition System - Spark Plug Information/Application
2008 Mini Cooper Clubman (R55) L4-1.6L (N12)SECTION Ignition System - Spark Plug Information/Application
SI M12 01 02
Engine Electrical Systems
August 2010
Technical Service
This Service Information bulletin supersedes SI M12 01 02 dated March 2009.
[NEW] designates changes to this revision
SUBJECT
Spark Plug Application
MODEL
R50 Cooper with the W10 engine
R53 Cooper S with the W11 engine
R52 Cooper or Cooper S Convertible with either the W10 or W11 engine
R52, R53 with W11 and John Cooper Works Tuning Kit
R55, R56, R57 Cooper (Clubman) with the N12 engine
R55, R56, R57 Cooper S (Clubman S) with the N14 engine
[NEW] R55, R56, R57, R60 Cooper (Clubman, Countryman) with the N16 engine
[NEW] R55, R56, R57, R60 Cooper S (Clubman S, Countryman S) with the N18 engine
SITUATION
The spark plug used for the R50, R52, and R53 MINI models, Cooper and Cooper S, is designated NGK BKR6EQUP.
The spark plug used for the Cooper S (R52, R53) with the John Cooper Works Tuning Kit (including the GP version) is designated NGK BKR7EQUP.
This is a quad electrode spark plug design that incorporates a platinum-plated center electrode and four ground electrodes.
The spark plug used for the R55, R56, and R57 MINI models (Cooper and Clubman) equipped with the N12 engine is designated BERU 12ZR6SP03.
The spark plug used for the R55, R56, and R57 MINI models (Cooper S and Clubman S) equipped with the N14 engine is designated NGK ILZKBR7A-8G.
[NEW] The spark plug used for the R55, R56, R57, and R60 MINI models (Cooper, Clubman, and Countryman) equipped with the N16 engine is designated BERU 12ZR6SP02.
[NEW] The spark plug used for the R55, R56, R57, and R60 MINI models (Cooper S, Clubman S, and Countryman S) equipped with the N18 engine is designated BERU 12ZR6-SPP2.
[NEW] The spark plug used for the R55, R56, R57, and R60 MINI models (Cooper S, Clubman S, and Countryman S) equipped with the N18 engine and the JCW Tuning Kit is designated NGK ILZKBR7A-8G.
PROCEDURE
For spark plug removal and installation instructions, refer to the MINI Repair Manual, group 12, section 12 12 011.
PARTS INFORMATION
WARRANTY INFORMATION
For information only
Engine Electrical Systems
August 2010
Technical Service
This Service Information bulletin supersedes SI M12 01 02 dated March 2009.
[NEW] designates changes to this revision
SUBJECT
Spark Plug Application
MODEL
R50 Cooper with the W10 engine
R53 Cooper S with the W11 engine
R52 Cooper or Cooper S Convertible with either the W10 or W11 engine
R52, R53 with W11 and John Cooper Works Tuning Kit
R55, R56, R57 Cooper (Clubman) with the N12 engine
R55, R56, R57 Cooper S (Clubman S) with the N14 engine
[NEW] R55, R56, R57, R60 Cooper (Clubman, Countryman) with the N16 engine
[NEW] R55, R56, R57, R60 Cooper S (Clubman S, Countryman S) with the N18 engine
SITUATION
The spark plug used for the R50, R52, and R53 MINI models, Cooper and Cooper S, is designated NGK BKR6EQUP.
The spark plug used for the Cooper S (R52, R53) with the John Cooper Works Tuning Kit (including the GP version) is designated NGK BKR7EQUP.
This is a quad electrode spark plug design that incorporates a platinum-plated center electrode and four ground electrodes.
The spark plug used for the R55, R56, and R57 MINI models (Cooper and Clubman) equipped with the N12 engine is designated BERU 12ZR6SP03.
The spark plug used for the R55, R56, and R57 MINI models (Cooper S and Clubman S) equipped with the N14 engine is designated NGK ILZKBR7A-8G.
[NEW] The spark plug used for the R55, R56, R57, and R60 MINI models (Cooper, Clubman, and Countryman) equipped with the N16 engine is designated BERU 12ZR6SP02.
[NEW] The spark plug used for the R55, R56, R57, and R60 MINI models (Cooper S, Clubman S, and Countryman S) equipped with the N18 engine is designated BERU 12ZR6-SPP2.
[NEW] The spark plug used for the R55, R56, R57, and R60 MINI models (Cooper S, Clubman S, and Countryman S) equipped with the N18 engine and the JCW Tuning Kit is designated NGK ILZKBR7A-8G.
PROCEDURE
For spark plug removal and installation instructions, refer to the MINI Repair Manual, group 12, section 12 12 011.
PARTS INFORMATION
WARRANTY INFORMATION
For information only
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.