Pin Voltage Charts
NOTE:
Unless stated otherwise in testing procedures, perform all voltage tests using a Digital Volt-Ohmmeter (DVOM) with a minimum 10-megohm input impedance. Voltage readings may vary slightly due to battery condition or charging rate.
ECM VOLTAGE SPECIFICATIONS
| Measure Between Pins (1) | Conditions | Volts | ||
|---|---|---|---|---|
| E10-14 & E9-16 | Always | 9-14 | ||
| E10-23 & E9-16 | Ignition On | 9-14 | ||
| E8-1 & E8-22 | Ignition On | 5-6 | ||
| E7-32 & E8-22 | Ign. On & Throttle Fully Open | 9-14 | ||
| E7-32 & E8-22 | Ign. On, Throttle Closed & Vacuum Applied To Throttle Opener | 3 Or Less | ||
| E8-7 & E8-22 | Ign. On & Throttle Fully Open | 3.2-4.9 | ||
| E8-7 & E8-22 | Ign. On & Throttle Closed | 0.3-0.8 | ||
| E8-8 & E9-7 | Ignition On | 1.1-1.5 | ||
| E8-21 & E8-22 | Engine Idling, Intake Air Temp. 68°F (20°C) | 1-3 | ||
| E8-20 & E8-22 | Engine Idling, Coolant Temp. 176°F (80°C) | 0.2-1 | ||
| E7-13 & E9-16 | Engine Cranking | 6 Or More | ||
| E7-10 & E7-34 | Engine Idling | Pulse Gen. | ||
| E7-9 & E7-34 | Engine Idling | Pulse Gen. | ||
| E7-8 & E7-34 | Engine Idling | Pulse Gen. | ||
| E7-7 & E7-34 | Engine Idling | Pulse Gen. | ||
| E7-6 & E7-34 | Engine Idling | Pulse Gen. | ||
| E7-5 & E7-34 | Engine Idling | Pulse Gen. | ||
| E7-10 & E7-34 | Ignition On | 9-14 | ||
| E7-9 & E7-34 | Ignition On | 9-14 | ||
| E7-8 & E7-34 | Ignition On | 9-14 | ||
| E7-7 & E7-34 | Ignition On | 9-14 | ||
| E7-6 & E7-34 | Ignition On | 9-14 | ||
| E7-5 & E7-34 | Ignition On | 9-14 | ||
| E7-24 & E9-16 | Engine Idling | Pulse Gen. | ||
| E7-16 & E9-16 | Engine Idling | Pulse Gen. | ||
| E7-15 & E9-16 | Engine Idling | Pulse Gen. | ||
| E7-12 & E9-16 | Engine Idling | Pulse Gen. | ||
| E7-12 & E9-16 | Ignition On | 5-6 | ||
| E9-14 & E8-22 | Ignition On | 4.5-5.5 | ||
| E10-28 & E9-16 | During Transmission | Pulse Gen. | ||
| E10-13 & E9-16 | Engine Idling | Pulse Gen. | ||
| E8-16 & E8-6 | Engine Idling | Pulse Gen. | ||
| E8-5 & E8-6 | Engine Idling | Pulse Gen. | ||
| E7-25 & E9-16 | High Temperature Restart | 3 Or Less | ||
| E7-25 & E9-16 | Ignition On | 9-14 | ||
| E10-21 & E9-16 | Defogger Switch & Taillight Switch On | 7.5-14 | ||
| E10-21 & E9-16 | Defogger Switch & Taillight Switch Off | 0-1.5 | ||
| E9-12 & E9-16 | Ignition On | 9-14 | ||
| E9-6 & E9-16 | Ignition On | 9-14 | ||
| E7-22 & E9-16 | Ignition On Disconnect E7 Connector | 9-14 | ||
| E7-23 & E9-16 | Ignition On Disconnect E7 Connector | 9-14 | ||
| E8-13 & E9-16 | 2500 RPM 2 Minutes, Engine Warm, Then Idle | Pulse Gen. | ||
| E8-19 & E9-16 | 2500 RPM 2 Minutes, Engine Warm, Then Idle | Pulse Gen. | ||
| E10-26 & E9-16 | 2500 RPM 2 Minutes, Engine Warm, Then Idle | Pulse Gen. | ||
| E9-10 & E7-28 | Idling | 3 Or Less | ||
| E9-10 & E7-28 | Ignition On | 9-14 | ||
| E9-11 & E7-28 | Idling | 3 Or Less | ||
| E9-11 & E7-28 | Ignition On | 9-14 | ||
| E10-25 & E7-28 | Idling | 3 Or Less | ||
| E10-25 & E7-28 | Ignition On | 9-14 | ||
| E8-15 & E9-16 | Idling | Pulse Gen. | ||
| E8-14 & E9-16 | Idling | Pulse Gen. | ||
| E7-14 & E9-16 | Ign. On & Gearshift Not In "P" Or "N" | 9-14 | ||
| E7-14 & E9-16 | Ign. On & Gearshift In "P" Or "N" | 3 Or Less | ||
| E10-12 & E9-16 | Ign. On & Rotate Driving Wheel | Pulse Gen. | ||
| E9-5 & E9-16 | Ignition On | 9-14 | ||
| E10-7 & E9-16 | Ignition On | 9-14 | ||
| 10-5 & E9-16 | Engine Idling & A/C On | 2 Or Less | ||
| E10-5 & E9-16 | Engine Idling & A/C Off | 9-14 | ||
| E10-20 & E9-16 | Engine Idling & A/C On | 9-14 | ||
| E10-20 & E9-16 | Engine Idling & A/C Off | 2 Or Less | ||
| E9-2 & E9-16 | Ignition On | 9-14 | ||
| E9-8 & E9-16 | Ignition On | 3-4 | ||
| E9-13 & E8-22 | Vacuum Applied | 0-0.5 | ||
| E8-18 & E9-16 | Engine Idling | 0-3 | ||
| E8-18 & E9-16 | Ignition On | 9-14 | ||
| E9-3 & E9-16 | Engine Idling | 9-14 | ||
| E9-3 & E9-16 | Ignition On | 3 Or Less | ||
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