1992 Toyota Pickup "code 21 problems" Questions

...code 21 on a 1992 toyota xtra cab? I am getting fault code 21... How do I find out what that is? Generally speaking code 21 for Toyota is a problem with the O2 sensor circuit.  It could be the ...

...code 21(throttle valve switch) motor stumbles only at steady speed.NO one can find a listing for this switch or where it goes did anyone find a solution? i am now having the same problem with my ...

code 12 21 55 my van threw these codes 12 21 55 i know 55 is end code but they told me 12 was transaxle unlock code and 21 was distributor coil please help Well, the code 12 is telling you the battery

engine diagnostic codes My check engine light gives me 3 codes. 12, 21 & 52. what do these codes mean? It's a 1995 Dodge Ram 2500. codes 12 & 21 I don't have a dodge ram but the codes for the dodge ...

...CODE 21** Problem with oxygen sensor signal circuit. Sensor voltage to computer not fluctuating. The 12 is not problem, just advise that your battery has recently disconnected; the repeat 21, maybe ...

...within the last 50 ingnition key on cycles. 46 charging system voltage too high.computer indicates that battery voltage is not regulated. 21 problem with o2 sensor signal circuit. 56 no code for ...

code 21. need trobleshooting info.where is control module mounted? airbag code 21.need troubleshooting info.don't know where control module is mounted.is code 21 module mounting fault? You do not want

...problem code 21....What does this mean? code 21 is oxygen sensor circuit-voltage ratingin neutral zone orabove normal range, hope this helps get back to me if you need more help,please rate my ...

caravan 3 l I did the code check thing and it came up 12 21 55...so 21 is the problem....can anyone enlighten me as to what this means...tks this is a bad o2 sensor code so replace the front o2 sensor

code 21 on toyota corolla 1993 Code 21 is an oxygen/heater sensor, replace the main o2 sensor and clear the code, or sometimes you can just clear the code and it wont come back. Problems with the o2 ...