1995 Mazda Protege DX

1995 MAZDA PROTEGE
195,309 MILES • 4 CYL • 2WD • AUTOMATIC
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KLM2003
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I have a 1995 Mazda Protege DX. Its got the 1.5 liter With a 5 speed. The check engine came on and it has 3 codes #1 says:p0135 o2. #2 says:sensor heater circuit bank 1 sensor 1 u1107. and #3 says:c016b Undefined code. Any help with fixing these codes would be greatly appreciated. Thanks
Feb 22, 2011 at 3:22 PM
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KHLOW2008
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P0135 = Oxygen Sensor Heater circuit malfunction. Most such problems are due to a bad HO2S sensor.

U1107 and Co16B are not found in our database. Reconfirm the codes. Try another scan tool to see if the codes are similar.
Feb 22, 2011 at 4:02 PM
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