A/C - IHKA Intermittently Won't Switch ON

A/C - IHKA Intermittently Won't Switch ON

SI M64 03 06

Heating and Air Conditioning Systems

October 2006

Technical Service

This Service Information bulletin supersedes S.M. M64 202 04 dated July 2002-2006.

SUBJECT

IHKA Intermittently Doesn't Switch On

MODEL

R50, R53

SITUATION

Intermittently the IHKA does not switch on until the ignition is cycled.

CAUSE

Poor ground

PROCEDURE

1. Identify the ground wire (pin 26.5 BR/SW) from IHKA control module connector X610.

2. This wire is routed through 2 separate splice points.

3. Route a dedicated ground wire to ground point X13230 located near the drivers door-opening sill.

4. Retest the system for proper operation.

2002-2006 Mini Cooper (R50) L4-1.6L (W10) Page 246

No additional IHKA control modules are needed for analysis. Do not replace any parts.

WARRANTY INFORMATION

Covered under the terms of the BMW New Vehicle Limited Warranty

Defect Code Refer to KSD

Labor Operation: Refer to KSD