Here is the current error code table for all Opel models : Error code & cause 10 Code variant not programmed 12 Diagnosis start 13 Lambda probe – no voltage change 14 Coolant temperature sensor – voltage too low 15 Coolant temperature sensor – voltage too high 16 Tap sensor 1 – no voltage change 17 Tap sensor 2 – no voltage change 18 Tap control unit – no signal 19 Speed sensor – wrong signal 21 throttle valve potentiometer – voltage too high 22 throttle flap en-potentiometer – voltage too low 23 tap control unit 24 speed sensor 25 injection valve No. 1 – voltage too high 26 injection valve No. 2 – voltage too high 27 injection valve No. 3 – voltage too high 28 injection valve No. 4 – voltage too high 29 injection valve No. 5 – voltage too high 31 speed sensor – no signal 32 injection valve No. 6 – voltage too high 33 AGR vacuum control valve – voltage too low 34 AGR vacuum control valve – voltage too high 35 idle control ntil 37 Engine malfunction warning light – Voltage too low 38 Lambda probe – Voltage too low 39 Lambda probe – Voltage too high 41 Speed sensor – Voltage too low 42 Speed sensor – Voltage too high 44 Lambda probe/injection signal – Mixture to lean 45 Larnbda probe/injection signate – Mixture to fat 46 Air pump/relay – Voltage too low 47 Air pump/relay – Voltage too high 48 Supply voltage – low 49 Supply voltage – high 51 ECU – Error in storage ( PROM) 52 motor failure warning light – voltage too high 53 fuel pump relays – voltage too low 54 fuel pump relays – voltage too high 55 control unit 56 idle control valve – voltage too high 57 idle control valve – voltage too low 59 intake air switching magnetic valve 1- voltage too high 61 activated carbon filter magnetic valve – voltage too low 62 activated carbon filter magnetic valve – voltage to h ch 63 intake air switching magnetic valve 1- voltage too high 65 mixture regulationresistant d – Voltage too low 66 Mixing control resistance – Voltage too high 67 Throttle switch 68 Idle switch – does not open 69 Intake air temperature sensor – Voltage too low 71 Intake air temperature sensor – Voltage too high 72 Throttle switch – does not open 73 Air volume/air mass meter – Voltage too low 74 Air volume/air mass meter – Voltage too high 75 Torque control (automatic gearbox) – Voltage too low 76 Torque control (automatic gearbox) – incorrect 79 Drive-in control control unit – motor intervention incorrect 81 Injection valve No. 1 – voltage too low 82 Injection valve No. 2 – voltage too low 83 Injection valve No. 3 – voltage too low 84 Injection valve No. 4 – voltage too low 85 Injection valve No. 5 – voltage too low 86 Injection valve No. 6 – voltage too low 87 Air-conditioning shut-off relay – voltage too low 88 Air-conditioning shut-off relay – voltage too high 89 Lambda probe – voltage too low 91 Lambda probe – Voltage too high 92 camshaft position sensor – wrong signal 93 camshaft position sensor – voltage too low 94 camshaft position sensor – voltage too high 95 warm start valve – voltage too low 96 warm start valve – voltage too high 97 drive slip control controller – wrong signal 98 Lambda probe – voltage too low 113 charging pressure control – charging pressure too high 114 charging pressure idle – over maximum value 115 turbocharger full load – below minimum value 116 charging pressure – above maximum load rt 117 Charge pressure control valve – voltage too low 118 Charge pressure control valve – voltage too high 119 Suction tube pressure sensor – range/power 121 Lambda probe 2 – mixture to mager 122 Lambda probe 2 – mixture to bold 123 Intake air switching magnetic valve 1-blocked 124 Intake air switching magnetic valve 2- blocks 125 Suction tube pressure sensor – below minimum 126 Suction tube pressure sensor – above maximum 129 Exhaust gas recirculation – voltage too low 131 Exhaust gas recirculation – voltage too high 132 Exhaust gas recirculation discharge – false signal 133 exhaust gas recirculation 2- voltage too high 133 intake air recirculation-magnet valve 2- voltage too low 134 exhaust gas recirculation 2- voltage too low 134 intake air recirculation-magnet valve 2- voltage too high 135 engine failure warning light – voltage too low 136 ECU 137 ECU box – temperature too high 138 suction tube pressure sensor – voltage too low 139 suction tube pressure sensor – voltage too high 143 immobilizer – no/wrong signal 144 immobilizer – no Sig nal 145 immobiliser – wrong signal