that problem is when the engine is running in close loop. u should check if the other codes have to do anything with the coolant system. u should fix the other codes first and see if the p0157 go away
loop it between the sides of it....turn the key until the dash lights up....count the blinks...these are your "trouble codes"...a definition of them is available on line...most common is oxygen sensor
...P0107, P0108, P0135, P0137, P0138, P0141, P1128, P1129 and P1259 not set, engine running in closed loop, and the PCM detected the LONGFT value exceeded the calibrated lean limit value Possible
...load for 10 minutes, and the PCM detected the ECT sensor input did not reach the correct closed loop value. Note: It is possible for this code to set if the engine is left running while the hood ...
...all conditions related to 2279, at the instant of failure. 1: speed, rpm,. and load. 2: in closed loop: 3: sensor reading an the one that was wrong. you dont have a real scan tool or just useless ...
...codes if bake many dry, and 420s cleared. what happens is you overload the CAT with raw fuel, ignore it. the CEL flashing (USA) means you are KILLING THE CAT. now we cover, misfire there are huge ...
Question about 2007 Accord Sedan
...codes P0xxx means i federal code (standard) reset it and see if it comes back.? this is the CAT, monitor, it means that the BANK2 cat is weak. but can be engine running ratty, (gross rich?) did you a ...
...loop you havn't sais what the vehicle etc is , if post 1996 get the OBD 11 codes read as this will tell you whetre to look for the issue , if pre 1996 the OBD was not so good but still useful , any ...
...sensors with a multi meter. You normally check for three things 1)the sensor switches out of open loop-it rapidly switches voltage between 0.2v and 0.8v 2) the sensor has the proper resistance
...loop" mode should produce a few more fault codes when checking them , but I can tell you the most common reasons for open loop fuel mode , O2 sensors , throttle position sensor , Manifold pressure ...
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