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2005 tacoma v6, dbl cab, 4wd with 164k. Not shifting out of
2005 tacoma v6, dbl cab, 4wd with 164k. Not shifting out of 4th sometimes. Going on for about a year. Check engine light on. Codes p0420, p0333, p0705, p0031.… read more
vwtech0405
vwtech0405
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Its give a P0420 code catalyst system efficiency below
its give a P0420 code catalyst system efficiency below threshold (bank1) its A 2012 CAMRY SE … read more
Chad Farhat
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I have a problem with my 1998 Toyota Camry 6 cyl -
I have a problem with my 1998 Toyota Camry 6 cyl - Japan-made: The CAT monitor will not complete the self-check. All other monitors are green.… read more
Skyvisions
Skyvisions
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High School or GED
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I have a 2000 2.7 Tacoma that is throwing p0402 codes and my
I have a 2000 2.7 Tacoma that is throwing p0402 codes and my code reader says catalyst system efficiency below threshold bank 1. It does want to bog down if I try to accelerate too quickly after slowi… read more
Ron Z.
Ron Z.
Vocational, Technical or Trade Scho
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Tacoma: 2001 Tacoma 4wd 2.7,MAN.180K miles, p0420 code, have
2001 Tacoma 4wd 2.7,MAN.180K miles, p0420 code, have cat temp-front in 421F out 442; rear in 312F out 355://Front AFR(Advance AP replacement with 80K miles on it) sensor heater [email protected] 68 deg.- Rear… read more
Skyvisions
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Sienna: I have 2002 toyota sienna symphony at 174000 miles I
I have 2002 toyota sienna symphony at 174000 miles I have been on a problem with the engine light since I bought this car. The previous owner said me the problem was due to the loose gas cap.. I made … read more
Skyvisions
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2001 Toyota Tacoma pre runner: catalyst system efficiency..v6
P0420 catalyst system efficiency below threshold bank 1 on a 2001 Toyota Tacoma Prerunner v6 3.4 liter engine.… read more
Ron Z.
Ron Z.
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2001 Camry: actron..Catalyst System Efficiency Below Threshold bank
Hello, My brother's 2001 Camry CE. I used an Actron CP9125 pocketscan and pulled 2 codes. P0420 & P0420pd which says it's a Catalyst System Efficiency Below Threshold Bank 1. My question is, what exac… read more
Skyvisions
Skyvisions
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13,476 satisfied customers
2004 Tacoma: Code P0420..I know it could also be the O2 sensor so I
How do I test to see if the AF sensor in a 2004 Tacoma truck is bad? Code P0420. I know it could also be the O2 sensor so I'm wanting to test that too. (Bank 1)… read more
Dan
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2001 Toyota Sienna XLE: van..exhaust pipe..now my check engine light
I own a 2001 Toyota Sienna XLE van. The other day i backed my van up and I must have backed into a snowbank, and i believe i got snow in my exhaust pipe. Anyways, now my check engine light is coming o… read more
Ted Ritter
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Toyota Tacoma I have a 2002 Tacoma v6 with a PO420 code both
I have a 2002 Tacoma v6 with a PO420 code both cats were replaced and upstream o2 sensor . The truck does not have exhaust leak. code reoccurs any suggestions on what else to look at?… read more
Skyvisions
Skyvisions
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2001 TOYOTA TACOMA: light comes..convertor..oxygen..sensors
engine ckeck light comes on frequently back in march I took my 2001 TOYOTA TACOMA to a local goodyear store. they replace it with a walker convertor and oxygen censors, since then 6 times I return to … read more
Dave Nova
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2002 Toyota Tacoma: my check engine light came on and the code..p0420
I have 2002 Toyota Tacoma and my check engine light came on and the code that came up was P0420 CAT Efficiency Below Threshold Bank 1, can you explain this to me?… read more
Jason
Jason
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High School or GED
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2004 toyota tacoma, chck eng light on, p0031 code replaced
2004 toyota tacoma, chck eng light on, p0031 code replaced the up stream sensor with bosch sensor then replaced downstream sensor with bosch light is stil on, erased code, and distconnected negative c… read more
BOBBYSS
BOBBYSS
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2001 Toyota Avalon XLS: catalytic..the rear converter..oxygen sensor
2001 Toyota Avalon XLS 195,000 miles. I am getting a code 420 which seems to be catalytic efficiency below threshold Bank 1. I think I had a different code before I replaced the rear converter with an… read more
Skyvisions
Skyvisions
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High School or GED
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2001 toyota tacoma 4wd dbl cab changed both o2 sensors and
2001 toyota tacoma 4wd dbl cab changed both o2 sensors and both catalytic converters check engine light came back on with code P0420 cant figure it out I erase the code and on tghe way home from work … read more
Skyvisions
Skyvisions
ASE Certified Technician
High School or GED
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Got this code today on my 2003 Toyota Tacoma Prerunner P0031
Got this code today on my 2003 Toyota Tacoma Prerunner: P0031 - Generic HO2S Heater Control Circuit Low (Bank 1, Sensor 1). My understanding is that it means there is a problem with the O2 sensor. Jus… read more
Ron Z.
Ron Z.
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2003 toyota tacoma: i have a check engine light problem..v..catalyst
i have a check engine light problem on my 2003 toyota tacoma v-6 extra cab.....after hooking a machine to it it read...engine catalyst efficiency below threshold..bank 1...can you tell me wha this mig… read more
Victor
Victor
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