Operation CHARM: Car repair manuals for everyone.

Ignition Coil

IGNITION TIMING 6° BTDC @ 900 rpm

VOLTAGE AND RESISTANCE

AIR Vacuum Switching Valve
Resistance over 20 ohms

Canister Purge Vacuum Switching Valve
Resistance above 30-40 ohms

Coolant Temperature Sensor
15°C (59°F) 4450 +293 or -336 ohms
128°C (262°F) 80 +4.0 or -2.3 ohms

Duty Solenoid
Resistance over 20 ohms

EGR Temperature Sensor (Calif. only)
0°C (32°F) 27.0K ohms
20°C (68°F) 12.1K ohms
40°C (109°F) 5.9K ohms
80°C (176°F) 1.7K ohms

Fuel Cut Solenoid
Resistance over 15 ohms

Idle Switch
Between terminals C61-1 and C61-2 (no vacuum) 0 ohm
Between terminals C61-1 and C61-2 (4 inHg vacuum) over 100 ohms

Ignition Coil
Primary resistance 1.2 - 1.4 ohms
Secondary resistance 8.6 - 13.0K ohms

Manifold Absolute Pressure (MAP) Sensor: Pressure @ Voltage
2.1 psi / 15 kPa 0.122 - 0.382V
5.7 psi / 40 kPa 1.521 - 1.688V
13.4 psi / 94 kPa 4.438 - 4.600V
14.6 psi / 102 kPa 4.859 - 5.043V

Oxygen Sensor
Rich equal to or more than 800 mV
Lean equal to or less than 200 mV