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Control Module Input/Output Signal

CONTROL MODULE INPUT/OUTPUT SIGNAL

Pin No. Description Measuring Conditions & I/O (1) Signals (ISOEI)
1 Vent Valve Power Supply ON When Vehicle Is Stopped ON & OFF (0-12 Volts) Operation Is Alternately Repeated While Cruise Control Is Operating
2 Safety Valve Power Supply ON When Vehicle Is Stopped ON & OFF (0-12 Volts) Operation Is Alternately Repeated While Cruise Control Is Operating
3 Ignition Switch Battery Voltage Present When Switch Is Turned On
4 Main Switch When Main Switch Is Pressed, Battery Voltage Is Present When Main Switch Is OFF, Zero Volts Present
5 Power Supply To Vacuum System Main Switch Pressed, Battery Voltage Present
6 SET/COAST Switch W/Switch ON, Battery Voltage Present With Switch OFF, Zero Volts Present
7 RESUME/ACCEL Switch W/Switch ON, Battery Voltage Present With Switch OFF, Zero Volts Present
8 Brake Switch (A/T) Any Gear Except "P" Or "N".
8 Brake Switch (M/T) Clutch Pedal Out Main Switch ON. Check For:
  • Zero Volts With Brake Pedal Depressed
  • Battery Voltage When Brake Pedal Released, Or
  • Zero Volts When Clutch Pedal Depressed (M/T)
  • Battery Voltage When Clutch Pedal Released (M/T)
  • Zero Volts When Select Lever In "P" Or "N" (A/T)
  • Battery Voltage In Any Position Except "P" Or "N" (A/T)
9 Inhibitor/Clutch Switch Switch ON, Zero Volts
11 Vacuum Valve Power Supply ON When Vehicle Is Stopped ON & OFF (0-12 Volts) Operation Is Alternately Repeated While Cruise Control Is Operating
12 A/T Control (Set Signal) ECM Emits A Ground-Level Signal While Driving At Least 25 MPH With Set Switch ON
13 Ground N/A
14 Select Monitor (Output) N/A
15 Select Monitor (Input) N/A
18 Vehicle Speed Sensor When All 4 Wheels Are Off Ground & Any Wheel Is Rotated Manually, 0-5 Volt Pulse Signals Are Alternately Sent To Cruise Control Module
19 Stop Light Switch With Ignition Switch ON Or OFF:
  • Depress Brake To Check Battery Voltage Present
  • Zero Volts Present With Brake Pedal Released
20 Ground N/A
(1) ISOEI=Ignition Switch On, Engine Idling.