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Home >> Isuzu >> 2003 >> Rodeo LSE, 3.2 W >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics - 3.2L >> Diagnostic Tests >> DTC P0502: Vehicle Speed Sensor Circuit - Low Input >> Test Description
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Test Description

The numbers below refer to the step numbers in the diagnostic procedures.

  1. 10 -  To avoid backprobing VSS and possibly damaging a seal or terminal, VSS can be tested at point where transmission harness connects to engine wiring harness. Power and ground can be applied by jumper wires to VSS through in-line harness connectors located at rear of air cleaner assembly. VSS signal is monitored with a DVOM while turning driveshaft or rear wheels.