Dodge ZB 2005 Service Manual page 1258

Symptom List:
P1195-O2 SENSOR 1/1 SLOW DURING CATALYST MONITOR
P1196-O2 SENSOR 2/1 SLOW DURING CATALYST MONITOR
Test Note: All symptoms listed above are diagnosed using the same tests.
The title for the tests will be P1195-O2 SENSOR 1/1 SLOW
DURING CATALYST MONITOR.
When Monitored and Set Condition:
P1195-O2 SENSOR 1/1 SLOW DURING CATALYST MONITOR
When Monitored: With the engine running, coolant greater than 170°F, open throttle,
steady to slightly increasing vehicle speed greater than 18 mph but less than 55 mph, with
a light load on the engine, for a period no less than 5 minutes.
Set Condition: The oxygen sensor signal voltage is switching from below 0.39 of a volt to
above 0.6 of a volt and back fewer times than required.
P1196-O2 SENSOR 2/1 SLOW DURING CATALYST MONITOR
When Monitored: With the engine running, coolant greater than 170°F, open throttle,
steady to slightly increasing vehicle speed greater than 18 mph but less than 55 mph, with
a light load on the engine, for a period no less than 5 minutes.
Set Condition: The oxygen sensor signal voltage is switching from below 0.39 of a volt to
above 0.6 of a volt and back fewer times than required.
GOOD TRIP EQUAL TO ZERO
EXHAUST LEAK
RESISTANCE IN THE O2 SENSOR SIGNAL CIRCUIT
RESISTANCE IN THE (K900) O2 SENSOR GROUND CIRCUIT
O2 SENSOR
TEST
1 Ignition on, engine not running.
With the DRBIII , read DTCs and record the related Freeze Frame data.
Is the Good Trip Counter displayed and equal to zero?
Yes → Go To 2
→ Refer to the INTERMITTENT CONDITION Symptom (Diagnos-
No
POSSIBLE CAUSES
ACTION
tic Procedure).
Perform POWERTRAIN VERIFICATION TEST VER - 5.
DRIVEABILITY - GAS
137
APPLICABILITY
All