Test Notes

Enter this pinpoint test only when directed here.

This pinpoint test is intended to diagnose the following:
- Exhaust gas recirculation vacuum regulator solenoid
- Exhaust gas recirculation atmospheric solenoid
- Exhaust gas recirculation valve position sensor
- Exhaust gas recirculation valve
- Exhaust gas recirculation/barometric pressure sensor
- Exhaust gas recirculation check solenoid
- Vacuum lines
- Harness circuits: VREF, EGRV, EGRV VPWR, EGRA, EGRA VPWR, EGRVP SIG, EGRVP SIG RTN, EGRC VPWR, EGR/BARO SIG, EGR/BARO SIG RTN
- Powertrain Control Module