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Home >> Isuzu >> 1997 >> Trooper LS >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Cruise Control Systems >> Component Testing >> Cruise Control Module

Cruise Control Module

Disconnect cruise control module connector. Perform all circuit tests at cruise control module wiring harness connector. See Fig 1 . Ensure ignition and cruise control main switch are on. Unless told otherwise, check circuit between specified terminal and ground. See appropriate table:

Fig 1: Identifying Cruise Control Module Wiring Harness Connector Terminals
G96I06464Courtesy of ISUZU MOTOR CO.
CRUISE CONTROL MODULE HARNESS CONNECTOR TERMINAL (1)

Between Circuit Test Condition Specification
1 & Gnd PCM Ignition & Main Switch On Continuity
2 & Gnd Main Switch N/A Continuity To Ground
3 & Gnd Cruise Indicator Light Ignition & Main Switch On 12 Volts
4 & Gnd Clutch Switch (M/T) Pedal Released 0 Volts
4 & Gnd Clutch Switch (M/T) Clutch Depressed 12 Volts
4 & Gnd Mode Switch (A/T) P R & N 0 Volts
4 & Gnd Mode Switch (A/T) D 3 2 & 1 12 Volts
5 & Gnd Vent Valve See CRUISE CONTROL ACTUATOR Test 62-72 Ohms
6 & Gnd Gnd N/A Continuity To Ground
7 & Gnd Vacuum Pump See CRUISE CONTROL ACTUATOR Test 2 Amps Max.
9 & 2 Resume Switch Resume & Main Switch On Continuity
10 & 2 Set Switch Set & Main Sw. On Continuity
12 & Gnd Starter Ignition Switch In Start Position 12 Volts
14 & Gnd Safety Valve See CRUISE CONTROL ACTUATOR Test 62-72 Ohms
15 & Gnd Main Switch Ignition & Main Switch On 12 Volts
16 & Gnd Brakelight Switch Pedal Depressed No Continuity
16 & Gnd Brakelight Switch Pedal Released Continuity
19 & Gnd VSS N/A 13.5K Ohms To Infinite
20 & Gnd Brakelight Switch Pedal Released 0 Volts
20 & Gnd Brakelight Switch Pedal Depressed 12 Volts
(1) Connector terminals not listed are not used. Unless told otherwise, check circuit between terminal specified and ground.