FixVault
Home › Saturn › 2009 › Sky Red Line, Standard › Repair and Diagnosis › Engine Performance › System › Engine Controls And Fuel - 2.0L - DTC P0700 To DTC P2544 › DTC P2138 › Component Testing

Component Testing

IMPORTANT: Circuit/System Testing must be performed before proceeding with Component Testing.

Dynamic Test

  1. Install a 3A fused jumper wire between the 5-volt reference terminal of the applicable APP sensor and 5 volts. Install a jumper wire between the low reference terminal and a ground.
  2. Sweep the sensor through the entire range while monitoring the voltage between the signal terminal and the low reference terminal with a DMM. the voltage should vary between 0.66-4.82 volts with out any spikes or dropouts.
    • If the voltage is not within the specified range or is erratic, replace the accelerator pedal assembly.
About FixVault