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Bank 1 Sensor 1
BANK 1 SENSOR 1
1. Disconnect both negative battery cables.
2. Remove nuts (1) and the NOx sensor module cover (3).
3. Disconnect the NOx sensor wire harness retainer (2).
4. Disconnect the NOx sensor harness connector (2).
5. Remove nuts (1) and the NOx sensor module (3).
6. Remove the NOx sensor (1) from the Diesel Oxidation Catalytic/Diesel Particulate Filter (DOC/DPF) (2).