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bad o2 without code?

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Old Dec 3, 2008 | 11:26 PM
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Default bad o2 without code?

ok im having a bad miss and was thinkin it may be a bad o2. is it possible to have a bad o2 without throwin a code? the car is a 98 tsp 402 with d1sc. checked the plug wires, and coils. could this be an o2?
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Old Dec 4, 2008 | 10:37 AM
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I suppose it could be but that is quite a shot in the dark. Also could be a problem with connections, grounds, fuel pressure, fuel filter, MAF, vacuum problems, knock sensor and on and on.
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Old Dec 4, 2008 | 07:31 PM
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Originally Posted by TRouse40
ok im having a bad miss and was thinkin it may be a bad o2. is it possible to have a bad o2 without throwin a code? the car is a 98 tsp 402 with d1sc. checked the plug wires, and coils. could this be an o2?
Highly unlikely
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