Check to see if you have any codes by putting the tether cap on, pushing the SET button 5 times and it should display them. Then use the mode switch to scroll thru the list, at the end of the list pushing the mode switch will end that function. P0106 Manifold atmospheric presure sensor out of range P0107 Manifold atmospheric presure sensor or Manifold barometric presure sensor shorted to ground P0108 Manifold atmospheric presure sensor or Manifold barometric presure sensor shorted to 12V or open circuit P0111 Intake manifold temp sensor faulty P0112 Intake manifold shorted to ground P0113 Intake manifold shorted to 12V or open circuit P0116 Engine temp sensor faulty P0117 Engine temp sensor shorted to ground P0118 Engine temp sensor shorted to 12V or open circuit P0122 TPS out of range - short to ground P0123 TPS out of range - short to 12V or open circuit P01231 Fuel pump shorted to ground or open circuit P0232 Fuel pump shorted to 12V P0261 #1 injector short to ground or open circuit P0262 #1 injector shorted to 12V P0264 #2 injector short to ground or open circuit P0265 #2 injector shorted to 12V P0267 #3 injector short to ground or open circuit P0268 #3 injector shorted to 12V P0236 Knock sensor out of range P0336 Crank position sensor - wrong RPM detected P0337 No CPS signal, but CAPS signal detected P0339 Crank signal fault not plausible with cam signal P0344 Cam phase sensor signal missing P0351 Ignition coil #1 open circuit or shorted to ground or to 12V P0352 Ignition coil #2 open circuit or shorted to ground or to 12V P0353 Ignition coil #3 open circuit or shorted to ground or to 12V P0461 Fuel level sensor circuit out of range P0462 Fuel level sensor shorted to ground P0463 Fuel level sensor circuit shorted to 12V or open circuit P0505 DLA output stage cutoff memory cuircut or output stage fault or open circuit or short to 12V P0513 Incorrect DESS key P0520 Oil pressure switch faulty P0544 Exhaust gas temperature sensor fautly P0545 Exhaust gas temperature switch shorted to ground P0546 Exhaust gas temperature switch shorted to 12V or open circuit P0562 Battery voltage too low P0536 Battery voltage too high P0600 CAN communication problem detected by EMS or MPEM P0601 TPS learns unlikely or checksum fault P0602 ECU not coded P0604 RAM faulty P0605 EEPROM faulty P0605 Checksum fault EEPROM P0608 Sensor 5V power supply short to ground P0608 Sensor 5V power supply short to 12V P0616 Starter relay short to ground or open circuit P0617 Starter relay short to 12V P1102 TPS adaption failure P1104 TPS adaption cancelled P1148 Fuel injector 1,2 or 3 - safety fuel cutoff disabled P1200 Blow-by valve shorted to ground or open circuit P1201 Blow-by valve shorted to 12V P1202 Oil tank pressure switch implausible or blow-by valve still closed P1517 Compass out of range P1590 VTS position sensor out of range P1591 VTS position sensor - low voltage P1592 VTS position sensor - high voltage P1593 VTS malfunction P1607 MPEM fault P1675 Spare output 1 shorted to ground or open circuit P1676 Spare output 1 shorted to 12V P1678 Spare output 2 shorted to ground or open circuit P1679 Spare output 2 shorted to 12V P1680 Comminication problem detected by MPEM P1681 Communication problem - instrument cluster message missing P1682 Communication problem - EMS message missing P1683 COM RAM fault P1690 VTS control up circuit open circuit or shorted to ground P1691 VTS control up circuit shorted to battery P1692 VTS control down circuit open circuit or shorted to ground P1693 VTS control down circuit shorted to battery P0344, P1200 Burnt TOPS 10A fuse P1675 Burnt depth gauge or spare 2A fuse P0353, P0267 Burnt cylinder #3 ignition coil and injection 10A fuse P0352, P0264 Burnt cylinder #2 ignition coil and injection 10A fuse P0351, P0261 Burnt cylinder #1 ignition coil and injection 10A fuse P1680, P1681 Burnt information center 1A fuse P0616 Burnt Bilge pump, beeper, diagnostic center 3A fuse P1678 Burnt spare 5A fuse P0231 Burnt starter, fuel pump 10A fuse P0600 Burnt MPEM 2A fuse P1690, P1692 Burnt VTS 7.5A fuse