SOURCE: Replacing bank 1 sensor 2 and bank 2 sensor 1 oxygen sensors
BANK ONE IS THE REAR BANK OF CYLINDERS AND TWO THE FRONT BANK
SOURCE: Bank 1 Sensor 1 - Oxygen sensor needs to be
The sensor you indicate would be on the manifold of the head containing cyl.# 1, top sensor (prior to catalytic conv.) 6 cyl. engine. 4 cylinder would be sensor on exhaust manifold. Confirm sensor failure prior to replacing as chrysler harness connectors are known for pin failures at 02 sensor connections. Inspect for burnt pins and cracked/chaffed wires first before changing sensor.
need more info sounds like exhaust restrickted
Testimonial: "Thank you that makes a lot of sense and it also explains why the check engine light is always on."
it is the sensor in the exhaust manifold in bank 1 before the cat converter
SOURCE: how to locate heated oxygen sensor bank 1 sensor 1 circuit fuse, chrysler, 2001, town and country?
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O2 Oxygen Sensor Replace on 2001 Town and Country
O2 Oxygen Sensor Replace on 2001 Town and Country
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