Operation CHARM: Car repair manuals for everyone.

System Specifications

IDLE SPEED [1] 850 ± 50 rpm

IGNITION TIMING [2] 12 ± 1° btdc

AIR FLOW METER
Resistance value between terminals:
E2 - Vs [3] 20 - 400 ohms
E2 - Vs [4] 20 - 1,000 ohms
E2 - Vc 100 - 300 ohms
E2 - Vb 200 - 400 ohms

CIRCUIT OPENING RELAY
Resistance value between terminals:
STA - E1 15 - 30 ohms
B - Fc 80 - 150 ohms
B - Fp infinity

FUEL INJECTOR
Resistance value 12 - 16 ohms

ISC VALVE
Resistance value 5 - 20 ohms

THROTTLE SENSOR
Resistance value between terminals:
A - B [3] 500K ohms
A - B [4] 4.5K ohms
B - C [5] varies from 3 - 7 ohms

[1] With test connector grounded, transmission in neutral (MTX) or park (ATX)
[2] Vacuum line disconnected and plugged
[3] Fully closed throttle
[4] Fully open throttle
[5] When moving throttle from idle to W.O.T.