Dodge ZB 2005 Service Manual page 1237

DRIVEABILITY - GAS
P0443-EVAP PURGE SOLENOID CIRCUIT —
TEST
3 Ignition on, engine not running.
Using a 12-volt test light connected to ground, probe the (F202) Fused Ignition
Switch Output circuit.
Does the test light illuminate brightly?
Yes → Go To 4
→ Repair the excessive resistance or short to ground in the (F202)
No
4 Turn the ignition off.
Disconnect the PCM harness connectors.
Note: Check connectors - Clean/repair as necessary.
Measure the resistance of the (K52) Evap Purge Solenoid Control circuit from the
PCM harness connector to the Evap Purge Solenoid harness connector.
Is the resistance below 5.0 ohms?
Yes → Go To 5
→ Repair the open in the (K52) Evap Purge Solenoid Control circuit.
No
5 Measure the resistance between ground and the (K52) Evap Purge Solenoid Control
circuit.
Is the resistance below 100 ohms?
Yes → Repair the short to ground in the (K52) Evap Purge Solenoid
→ Go To 6
No
6 NOTE: Before continuing, check the PCM harness connector 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
Fused Ignition Switch Output circuit. Inspect related fuse and
repair as necessary.
Perform POWERTRAIN VERIFICATION TEST VER - 5.
Perform POWERTRAIN VERIFICATION TEST VER - 5.
Control circuit.
Perform POWERTRAIN VERIFICATION TEST VER - 5.
Replace and program the Powertrain Control Module per Service
Information.
Perform POWERTRAIN VERIFICATION TEST VER - 5.
Continued
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APPLICABILITY
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