Test Notes
You should enter this Pinpoint Test only when directed here.This Pinpoint Test is intended to diagnose the following:
- Exhaust Gas Recirculation (EGR) Valve Position Sensor
- Harness circuits: VREF, EVP, SIG RTN, EVR, VPWR
- EGR Vacuum Regulator Solenoid
- EGR Valve
- EGR system vacuum lines
- Powertrain Control Module (PCM)
DESCRIPTION
For additional information on the EGR System, refer to Emission Control Systems / Exhaust Gas Recirculation.