Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

A/C - Rear Defogger Relay Clicking Noise

SI M 64 01 05
Heating and Air Conditioning

August 2005
Technical Service

SUBJECT
Rear Defogger Relay Clicks after Several Minutes of Operation

MODEL
R50 (Cooper

R52 (Cooper, Cooper S Convertible)

R53 (Cooper S)

Vehicles produced up to May 4, 2005

SITUATION

After several minutes of rear defogger operation, the rear defogger relay emits a cyclic clicking sound.

CAUSE
BC1-rd (Body Control Module redesign)

PROCEDURE

1. Check the state of the battery and alternator using the battery tester.

2. Recode the BC1 using DIS CD V42 or later.

3. If coding does not solve the problem, replace the BC1.





PARTS INFORMATION

WARRANTY INFORMATION
Covered under the terms of the MINI New Vehicle Limited Warranty.

Refer to KSD