90 hatch b16a throwin pr3 code 67
if the code correlates with this thread:https://honda-tech.com/zerothread?id=978933 then it says that my problem is the catalyst low efficiency, what exactly do i target to fix this problem?
Modified by ptownef9 at 12:01 PM 2/19/2008
Modified by ptownef9 at 12:01 PM 2/19/2008
Basically this means that the oxygen sensor downstream (after) the catalytic converter on bank 1 is detecting that the converter is not working as efficiently as it should be (according to specs). It is part of the vehicle emissions system.
The simplest thing to do is to reset the code and see if it comes back.
Next step is to measure the voltage at the oxygen sensor on Bank 1 (the rear sensor, or the sensor after the converter). The voltage should be low and steady (~200mV, depends on the vehicle). If the voltage varies (e.g. 100mV to 600mV) then it's time to replace the catalytic converter. In fact, it would be a good idea to test each oxygen O2 sensor while you're at it.
Take off the battery terminal for 5 mins then put it back on if the code still persists change o2 sensors.
The simplest thing to do is to reset the code and see if it comes back.
Next step is to measure the voltage at the oxygen sensor on Bank 1 (the rear sensor, or the sensor after the converter). The voltage should be low and steady (~200mV, depends on the vehicle). If the voltage varies (e.g. 100mV to 600mV) then it's time to replace the catalytic converter. In fact, it would be a good idea to test each oxygen O2 sensor while you're at it.
Take off the battery terminal for 5 mins then put it back on if the code still persists change o2 sensors.
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i had the same problem, but mine would turn off while driving, so what i did i took off the dizzy and basically put all new parts in, i tried everything the ecu, wires, injectors, but just rebuild the dizzy and started working fine.
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