Engine Performance - High Idle Speed/Idle Speed Hunting

Category Applicable Model/s Subject Bulletin No. 011/85
4 RX-7 (13B) FILTER FOR THE VENT SOLENOID VALVE Issued 6/25/85
Revised 8/5/85

FILTER FOR THE VENT SOLENOID VALVE:

DESCRIPTION

To prevent high idle speed or idle speed hunting caused by a sticking vent solenoid valve, an air filter has been installed between the dynamic chamber and vent solenoid valve since the production date of March, 1985.

VIN OF PRODUCTION CHANGE


RX-7 (13B): JM1FB332 F0889474 March, 1985
PARTS INFORMATION

*Filter Set: 8AF1 13 SGY
*Set Component Parts:

PART NAME QTY

Vacuum Hose 2

Air Filter 1

Vacuum Diagram Label 1


PART NUMBER

DESCRIPTION QTY INTERCHANGEABILITY

NEW OLD NEW OLD

N236 13 253A N304 13 245 Vacuum Hose 2 1 NO

N304 20 308 - Air Filter 1 - NO

N304 69 044C N304 69 044B Vacuum Diagram Label 1 1 NO

* 8AF1 13 SGY - Filter Set 1 - NO

Attach Vacuum Diagram Label:

NOTE:
The air filter kit has also been established as a service part for the vehicle produced prior to this production change. If high idle speed or idle speed hunting is caused by the malfunction of the vent solenoid valve, install the air filter and attach the vacuum diagram label at the same time of replacing the vent solenoid valve. See Service Bulletin Category 4, 008/84 for additional information.*