MPV L4-2606cc 2.6L SOHC (1989)
Blower Motor Switch: Technical Service Bulletins
Blower Motor Switch - Continues Running W/Switch OFF
Category 15
Applicable Model/s 1990 MX-5 Miata
Subject BLOWER MOTOR SWITCH
Bulletin No.
083/89
Issued
10/12/89
Revised
DESCRIPTION
If you encounter a complaint of the blower motor running while the blower switch is OFF but the IG switch is ON, the wiring harness may be grounded
in the area shown below. This is caused by unprotected wires rubbing on the dash frame behind the audio unit.
The protector instaffed in this area has been lengthened for more reliable protection since the production date of July 1, 1989.
VIN OF PRODUCTION CHANGE
JM1NA3511L0111862
July 1, 1989
REPAIR PROCEDURE
If you encounter the above mentioned complaint, remove the audio unit and inspect the area shown for short circuit. Repair the wire harness if necessary.