Idle Speed: RX7

Connect Diagnostic Tester (49 B019 9A0) to diagnostic connector and select SELF-TEST mode (position 1), or connect jumper wire between diagnostic connector terminals TEN and GND. See Figure . Connect tachometer to diagnostic connector terminal IG (-).
If idle speed is not within specification, rotate air adjusting screw on throttle body. See Fig 1 . See IDLE SPEED SPECIFICATIONS table. If idle speed is too high with air adjusting screw closed, turn throttle adjusting screw. Disconnect jumper wire.

Fig 1: Adjusting Idle Speed (RX7)

Courtesy of MAZDA MOTORS CORP.

IDLE SPEED SPECIFICATIONS

Application

M/T RPM

⁽¹⁾ A/T RPM

B2200

Carbureted

825

PFI ⁽²⁾

750

770

B2600i ⁽²⁾

750

770

Miata ⁽³⁾

850

MPV

2.6L ⁽²⁾

N/A

770

3.0L ⁽²⁾

N/A

800

MX-3

1.6L

750

1.8L

670

MX-6 ⁽³⁾

750

Navajo

⁽⁴⁾

Protege ⁽³⁾

750

RX7

700-750

323 ⁽³⁾

750

626 ⁽³⁾

750

929 ⁽³⁾

N/A

700

⁽¹⁾	Place automatic transmission in Park.

⁽²⁾	Connect jumper wire between Green test connector and ground.

⁽³⁾	Connect jumper wire between terminals TEN and GND of diagnostic connector.

⁽⁴⁾	Idle speed is not adjustable; however, throttle angle (minimum air rate) can be set using special procedure.