Thread: 5.4L, #1 bank, right or left? I'm emotionally distressed and disoriented!
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Old 02-25-2005, 08:15 PM
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Racerguy
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Bank 1 is the bank with cylinder #1....the right or passenger's side.
Bank 2 is the left or driver's side.
Sensor 1 is the closest to the engine. Sensor 2 is after the catalytic converter.

Firewall
4 8
3 7
2 6
1 5
Radiator
 
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