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Code 0 ECU ECU bad, or ECU fuse blown Check ECU Fuse, Check Eeprom is in socket correctly and not loose

Code 1 Oxygen Sensor Loose Wiring, Bad Sensor If getting tuning done, don’t worry about this code its not vital and will be disabled

Code 3 and 5 Map Sensor Wiring, Bad Sensor Make sure sensor is plugged in and wiring is correct

Code 4 CKP (crankshaft position sensor) Loose Wiring Check that distributor plugs are connected and wiring is not loose

Code 6 Coolant Temperature Loose Wiring, Bad Sensor Check that plug is connected and wiring is not loose

Code 7 TPS (throttle position sensor) Loose Wiring, Bad Sensor Make sure sensor is plugged in and wiring is correct

Code 8 TDC Position (Top Dead Center) Loose Wiring Check that distributor plugs are connected and wiring is not loose

Code 9 No.1 Cylinder Position (CYP) Loose Wiring Check that distributor plugs are connected and wiring is not loose

Code 10 Intake Air Temperature (IAT) Incorrect harness plug, Bad Sensor Check that correct sensor plug is connected, Replace Sensor

Code 12 Exhaust Gas Recirculation Incorrect harness plug, Bad Sensor If getting tuning done, don’t worry about this code its not vital and will be disabled

Code 13 Barometric Pressure Bad Sensor If getting tuning done, don’t worry about this code its not vital and will be disabled

Code 14 Idle Air Control Valve (IACV) Incorrect harness plug, Bad Sensor Check that correct sensor plug is connected, Replace Sensor

Code 15 Ignition Output Signal Loose Wiring, Bad Sensor Check wiring, most likely wiring will be the issue

Code 16 Fuel Injector Loose Wiring Check wiring, most likely wiring will be the issue

Code 17 Vehicle Speed Sensor Loose Wiring, Bad Sensor Check that plug is connected and wiring is not loose

Code 19 Lock-up Control Solenoid Loose Wiring, Bad Sensor If getting tuning done, don’t worry about this code its not vital and will be disabled

Code 20 Electronic Load Detector (ELD) Loose Wiring, Bad Sensor If getting tuning done, don’t worry about this code its not vital and will be disabled

Code 21 Vtec Solenoid Loose Wiring, Bad Sensor This is common, make wire is ran to correct ecu pin location (pin D14)

Code 22 Vtec Pressure Switch Loose Wiring, No oil pressure If getting tuning done, don’t worry about this code its not vital and will be disabled

Code 23 Knock Sensor Loose Wiring, Bad Sensor If getting tuning done, don’t worry about this code its not vital and will be disabled

Code 41 and 48 Oxygen Sensor Heater Circuit Loose Wiring, Bad Sensor If getting tuning done, don’t worry about this code its not vital and will be disabled

Code 43 Fuel System Supply Low fuel pressure, vacuum leaks Make sure fuel pressure is adequate at idle (40-50psi base), check for vacuum leaks

antvtec1

hi how come i see no code 11 im sure im getting code 11 what could this be also the reason im problem coding is my b18 conversion was fine untill i started it up the other day and it was running horrible spitting unburnt fuel out the exhaust struggling to idle i got 4 codes code 10 code 11 code 12 and code 14 any ideas first thought was 02 sensor but no code can you hepl thanks ant

djbacker1

Code 11 is typically a bad ECM. Similar to code 0

moaterboaink1ng

I just checked my code. I have a check engine light on, I jumped the pin and the light just stayed on. Is that code 0?

moaterboaink1ng

wow i thought i was on my thread. sorry really did not mean to post here.

Former User

Old thread closed.