hitvtecgetloud09

my 99 boosted si is giving me these 3 codes

P1298 Electric Load Detector (ELD) Circuit High Voltage

P0135 Primary Heated Oxygen Sensor (Primary HO2S) (Sensor 1) Heater Circuit Malfunction

P0141 Secondary Heated Oxygen Sensor (Secondary HO2S) (Sensor 2) Heater Circuit Malfunction


My speedometer does not work nor my turbo timer, alot my vtec will not work, i replaced both o2 sensors and a new alternator wat else can be rong??

86si

check the alternator/VSS fuse in the underdash fuse box i've seen this fuse blown many times and it will throw those codes and the speedo won't work also the alternator won't charge

hitvtecgetloud09

which fuse is this does it look like a normal fuse? or is it a diff. looking fuse?

86si

its a 7.5amp fuse look on the fuse cover it will say alternator/vss and the # of the fuse

hitvtecgetloud09

thanks guys im so ****** pissed i just spent 250 bucks on the alternator and 2 o2 sensors cuz my ****** ecu was givin me those codes and it ends up being a ****** 10 cent fuse OWNED!!!

86si

sorry to hear it bro,always start with the basics when trying to diagnose