Chrysler Pacifica CS 2004, Руководство по обслуживанию, Страница: 166 / 370

TEST ACTION APPLICABILITY
2 Inspect the Catalytic Converter for the following damage.
Damaged Catalytic Converter, dent and holes.
Severe discoloration caused by overheating the Catalytic Converter.
Catalytic Converter broke internally.
Leaking Catalytic Converter.
Were any problems found? All
Yes
→
Replace the Catalytic Converter. Repair the condition that may
have caused the failure.
Perform POWERTRAIN VERIFICATION TEST VER - 5 - NGC.
No
→
Go To 3
3 Start the engine.
Inspect the exhaust for leaks between the engine and the O2 Sensor.
Inspect the exhaust for leaks between the engine and the appropriate rear O2 Sensor.
Are there any exhaust leaks? All
Yes
→
Repair or replace the leaking exhaust parts as necessary.
Perform POWERTRAIN VERIFICATION TEST VER - 5 - NGC.
No
→
Go To 4
4 Check the exhaust for excessive smoke caused by an internal problem in the engine.
Is a engine mechanical condition present? All
Yes
→
Repair the engine mechanical condition as necessary.
Perform POWERTRAIN VERIFICATION TEST VER - 5 - NGC.
No
→
Go To 5
5 A new rear O2 Sensor along with an aging front O2 Sensor may cause the DTC to set.
Review the vehicles repair history.
Has the rear O2 Sensor been replaced without replacing the front O2 Sensor? All
Yes
→
Replace the Front O2 Sensor as necessary.
Perform POWERTRAIN VERIFICATION TEST VER - 5 - NGC.
No
→
Go To 6
6 If there are no possible causes remaining, view repair. All
Repair
Replace the Catalytic Converter.
Perform POWERTRAIN VERIFICATION TEST VER - 5 - NGC.
160
DRIVEABILITY - NGC
P0420-CATALYTIC 1/1 EFFICIENCY —
Continued