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G240073t25 : CHECK THE STEERING WHEEL SPEED CONTROL HEADWAY- 1. Measure the resistance between the ECM connector PI01, pin 47 (WG) and ECM connector PI01, pin 48 (YG). 2. Operate the HEADWAY- switch. Does the resistance switch between 4310 ohms and 600 ohms when the switch is operated? -> Yes GO to Pinpoint Test G240073t26.
-> No INSTALL a new speed control switch assembly. Speed Control Switch (19.75.25) TEST the system for normal operation. G240073t26 : CHECK THE STEERING WHEEL SPEED CONTROL HEADWAY+ 1. Measure the resistance between the ECM connector PI01, pin 47 (WG) and ECM connector PI01, pin 48 (YG). 2. Operate the HEADWAY+ switch. Does the resistance switch between 4310 ohms and 300 ohms when the switch is operated? -> Yes GO to Pinpoint Test G240073t27.
-> No INSTALL a new speed control switch assembly. Speed Control Switch (19.75.25) TEST the system for normal operation. G240073t27 : CHECK THE STEERING WHEEL SPEED CONTROL SET- SWITCH 1. Measure the resistance between the ECM connector PI01, pin 47 (WG) and ECM connector PI01, pin 48 (YG). 2. Operate the SET- switch. Does the resistance switch between 4310 ohms and 120 ohms when the switch is operated? -> Yes GO to Pinpoint Test G240073t28.
-> No INSTALL a new speed control switch assembly. Speed Control Switch (19.75.25) TEST the system for normal operation. |