P0443-EVAP PURGE SOLENOID CIRCUIT —
TEST
8
Using a hand vacuum pump, apply 10 inches of vacuum to the Evap Purge Solenoid
vacuum source port on the component side.
Turn the ignition on.
Observe the vacuum gauge.
With the DRBIII , actuate the EVAP Purge Solenoid .
Does the vacuum drop when the solenoid is actuated?
Yes → Go To 9
→ Replace the Evap Purge Solenoid.
No
9
NOTE: Before Continuing: Disconnect the PCM harness connector and
check the related wiring terminals for corrosion, damage or terminal push
out. Repair as necessary.
Using the schematics as a guide, inspect the wire harness and connectors. Pay
particular attention to all Power and Ground circuits.
If there are no possible causes remaining, view repair.
Repair
ACTION
Perform POWERTRAIN VERIFICATION TEST VER - 5.
Replace and program the Powertrain Control Module in accor-
dance with the Service Information.
Perform POWERTRAIN VERIFICATION TEST VER - 5.
DRIVEABILITY - GAS
Continued
145
APPLICABILITY
All
All