chevrolet Workshop Repair Guides

Chevrolet Workshop Service and Repair Manuals

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MIL ON, Intermittent or No TCC, DTC's 62, 26 Set|Page 4115 > < MIL ON, Intermittent or No TCC, DTC's 62, 26 Set|Page 4113

Beretta V6-173 2.8L (1989)

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Transmission Position Switch/Sensor: Testing and Inspection

Chart C-1A

Chart C-1A Wiring Diagram

CIRCUIT DESCRIPTION:

The Park/Neutral Switch contacts are closed to ground in park or neutral and open in drive ranges.

The ECM supplies ignition voltage, through a current limiting resistor, to CKT 434 and senses a closed switch, when the voltage on CKT 434 drops to
less than one volt.

MIL ON, Intermittent or No TCC, DTC's 62, 26 Set|Page 4115 > < MIL ON, Intermittent or No TCC, DTC's 62, 26 Set|Page 4113