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Home >> Toyota >> 1997 >> 4Runner Base, RWD, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 12 (Cruise Control System - 3.4L) >> Pin Voltage Tests

Pin Voltage Tests

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Use CC ECU pin testing chart to determine if CC ECU is malfunctioning. Remove CC ECU with 26-pin connector connected. Test CC ECU voltages by backprobing CC ECU using a DVOM with ignition in ON position, unless otherwise specified. See Fig 1.

Fig 1: Cruise Control ECU Voltage Testing
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