Engines included:
- 1.0 Petrol (AER)
- 1.0 Petrol (AEV)
- 1.0 Petrol (ALD)
- 1.0 Petrol (ALL)
- 1.0 Petrol (AUC)
- 1.3 Petrol (ADX)
- 1.4 (40/44 kW) Petrol (AEX)
- 1.4 (40/44 kW) Petrol (AKP)
- 1.4 (40/44 kW) Petrol (APQ)
- 1.4 16V Petrol (AFK)
- 1.4 16V Petrol (AHW)
- 1.4 16V Petrol (APE)
- 1.4 16V Petrol (AQQ)
- 1.4 16V Petrol (AUA)
- 1.4 16V Petrol (AUB)
- 1.4 Petrol (AKK)
- 1.4 Petrol (AKV)
- 1.4 Petrol (ANX)
- 1.4 Petrol (AUD)
- 1.6 Petrol (AEA)
- 1.6 Petrol (AEE)
- 1.6 Petrol (AHS)
- 1.7 SDi Diesel (AHG)
- 1.7 SDi Diesel (AKU)
- 1.9 D Diesel (AEF)
- 1.9 SDi Diesel (AGD)
- 1.9 SDi Diesel (ASX)
- GTi (1.6 16V) Petrol (ARC)
- GTi (1.6 16V) Petrol (AVY)
Diagnostic Instructions
Connect an OBD scanner to your Volkswagen Polo MkIII 1994-2002 to retrieve diagnostic fault codes.
Applies to: 1.0 Petrol (AER), 1.0 Petrol (AEV), 1.0 Petrol (ALD), 1.0 Petrol (ALL), 1.0 Petrol (AUC), 1.3 Petrol (ADX), 1.4 (40/44 kW) Petrol (AEX), 1.4 (40/44 kW) Petrol (AKP), 1.4 (40/44 kW) Petrol (APQ), 1.4 16V Petrol (AFK), 1.4 16V Petrol (AHW), 1.4 16V Petrol (APE), 1.4 16V Petrol (AQQ), 1.4 16V Petrol (AUA), 1.4 16V Petrol (AUB), 1.4 Petrol (AKK), 1.4 Petrol (AKV), 1.4 Petrol (ANX), 1.4 Petrol (AUD), 1.6 Petrol (AEA), 1.6 Petrol (AEE), 1.7 SDi Diesel (AHG), 1.7 SDi Diesel (AKU), 1.9 D Diesel (AEF), 1.9 SDi Diesel (AGD), 1.9 SDi Diesel (ASX), GTi (1.6 16V) Petrol (ARC), GTi (1.6 16V) Petrol (AVY)
Steps:
- Connect OBD scanner to diagnostic port
- Turn ignition to ON position (engine off)
- Follow scanner instructions to read codes
- Record any codes displayed
- Consult service manual for code meanings
Fault Codes including 873 manufacturer-specific
Powertrain
Chassis
| Code | Description |
|---|---|
| C1143 | Available in product |
Network
| Code | Description |
|---|---|
| U02C1 | Available in product |
| U0340 | Software incompatibility with high-voltage battery interface control unit 7 |
| U0341 | Software incompatibility with high-voltage battery interface control unit 8 |
| U0342 | Software incompatibility with high-voltage battery interface control unit 9 |
| U0343 | Software incompatibility with high-voltage battery interface control unit 10 |
| U0344 | Software incompatibility with high-voltage battery interface control unit 11 |
| U0345 | Software incompatibility with high-voltage battery interface control unit 12 |
| U0346 | Software incompatibility with high-voltage battery interface control unit 13 |
| U0347 | Software incompatibility with high-voltage battery interface control unit 14 |
| U0348 | Software incompatibility with high-voltage battery interface control unit 15 |
| U0349 | Software incompatibility with high-voltage battery interface control unit 16 |
| U034A | Available in product |
| U034B | Available in product |
| U034C | Available in product |
| U034D | Available in product |
| U034E | Available in product |
| U034F | Available in product |
| U0350 | Software incompatibility with active grille shutter module 3 |
| U0351 | Software incompatibility with active grille shutter module 4 |
| U0352 | Software incompatibility with NOx sensor 3 |
| U0353 | Software incompatibility with ion sensing system module |
| U0354 | Software incompatibility with high-voltage battery inductive charger control unit |
| U04A0 | Available in product |
| U04A1 | Available in product |
| U04A2 | Available in product |
| U04A3 | Available in product |
| U04A4 | Available in product |
| U04A5 | Available in product |
| U04A6 | Available in product |
| U04A7 | Available in product |
| U04A8 | Available in product |
| U04A9 | Available in product |
| U04AA | Available in product |
| U04AB | Available in product |
| U04AC | Available in product |
| U04AD | Available in product |
| U04AE | Available in product |
| U04AF | Available in product |
| U04B0 | Available in product |
| U04B1 | Available in product |
| U04B2 | Available in product |
| U04B3 | Available in product |
| U04B4 | Available in product |
| U04B5 | Available in product |
| U04B6 | Available in product |
| U04BA | Available in product |
| U04BB | Available in product |
| U04BC | Available in product |
| U04BD | Available in product |
| U04BE | Available in product |
| U04BF | Available in product |
| U04C0 | Available in product |
| U0572 | Invalid data received from vehicle motion control unit 1 |
| U0573 | Invalid data received from vehicle motion control unit 2 |
| U0574 | Invalid data received from lighting driver control unit 1 |
| U0575 | Invalid data received from lighting driver control unit 2 |
| U0576 | Invalid data received from lighting driver control unit 3 |
| U0577 | Invalid data received from lighting driver control unit 4 |
| U0578 | Invalid data received from seat module 11 |
| U0579 | Invalid data received from seat module 12 |
| U057B | Available in product |
| U057C | Available in product |
| U057D | Available in product |
| U0580 | Invalid data received from haptic control unit |
| U05A4 | Available in product |
| U05A5 | Available in product |
| U05A6 | Available in product |
| U05A7 | Available in product |
| U05A8 | Available in product |
| U05A9 | Available in product |
| U05AB | Available in product |
| U05AC | Available in product |
| U05B2 | Available in product |
| U05B3 | Available in product |
| U05B4 | Available in product |
| U05B5 | Available in product |
| U05B6 | Available in product |
| U05B7 | Available in product |
| U05B8 | Available in product |
| U05B9 | Available in product |
| U05BA | Available in product |
| U05BD | Available in product |
| U05BE | Available in product |
| U05BF | Available in product |
| U05C0 | Available in product |
| U05C1 | Available in product |
| U0600 | Lost communication with engine oil pressure sensor 1 |
| U0601 | Lost communication with particulate filter pressure sensor 1 |
| U0602 | Lost communication with particulate filter pressure sensor 2 |
| U0603 | Lost communication with fuel pressure sensor 1 |
| U0604 | Lost communication with fuel pressure sensor 2 |
| U0605 | Lost communication with refrigerant sensor 1 |
| U0606 | Lost communication with throttle/pedal position sensor 1 |
| U0607 | Lost communication with throttle/pedal position sensor 2 |
| U0608 | Lost communication with throttle/pedal position sensor 3 |
| U0609 | Lost communication with manifold absolute pressure/barometric pressure sensor |
| U060A | Available in product |
| U060B | Available in product |
| U060C | Available in product |
| U060D | Available in product |
| U060E | Available in product |
| U060F | Available in product |
| U0610 | Lost communication with mass or volume air flow sensor 2 |
| U0611 | Lost communication with inlet air temperature sensor 1 (bank 1) |
| U0612 | Lost communication with inlet air temperature sensor 1 (bank 2) |
| U0613 | Lost communication with inlet air temperature sensor 2 (bank 1) |
| U0614 | Lost communication with inlet air temperature sensor 2 (bank 2) |
| U0615 | Lost communication with engine coolant bypass valve 1 |
| U0616 | Lost communication with engine coolant bypass valve 2 |
| U0617 | Lost communication with engine coolant bypass valve 3 |
| U0618 | Lost communication with engine coolant bypass valve 4 |
| U0619 | Lost communication with reductant level sensor 1 |
| U061A | Available in product |
| U061B | Available in product |
| U061C | Available in product |
| U061D | Available in product |
| U061E | Available in product |
| U061F | Available in product |
| U0620 | Lost communication with exhaust gas temperature sensor 2 (bank 1) |
| U0621 | Lost communication with exhaust gas temperature sensor 1 (bank 2) |
| U0622 | Lost communication with exhaust gas temperature sensor 2 (bank 2) |
| U0623 | Lost communication with coolant pump 1 |
| U0624 | Lost communication with coolant pump 2 |
| U0625 | Lost communication with fuel rail pressure sensor (bank 1) |
| U0626 | Lost communication with refrigerant pressure sensor 1 |
| U0627 | Lost communication with refrigerant temperature sensor 1 |
| U0628 | Lost communication with refrigerant pressure sensor 2 |
| U0629 | Lost communication with refrigerant temperature sensor 2 |
| U062A | Available in product |
| U062B | Available in product |
| U062C | Available in product |
| U062D | Available in product |
| U062E | Available in product |
| U062F | Available in product |
| U0630 | Lost communication with engine coolant temperature sensor 4 |
| U0631 | Lost communication with engine coolant temperature sensor 5 |
| U0632 | Lost communication with fan 1 |
| U0633 | Lost communication with fan 2 |
| U0634 | Lost communication with high-voltage battery pack coolant temperature sensor 1 |
| U0635 | Lost communication with high-voltage battery pack coolant temperature sensor 2 |
| U0636 | Lost communication with high-voltage battery pack coolant control valve 1 |
| U0637 | Lost communication with high-voltage battery pack coolant control valve 2 |
| U0638 | Lost communication with electric drive electronics coolant temperature sensor 1 |
| U0639 | Lost communication with electric drive electronics coolant temperature sensor 2 |
| U063A | Available in product |
| U063B | Available in product |
| U063C | Available in product |
| U063D | Available in product |
| U063E | Available in product |
| U063F | Available in product |
| U0640 | Lost communication with evaporative emission fuel vapor temperature sensor circuit |
| U0641 | Lost communication with evaporative emission system pressure sensor circuit 1 |
| U0642 | Lost communication with evaporative emission system pressure sensor circuit 2 |
| U0643 | Lost communication with turbocharger/supercharger 1 temperature sensor |
| U0644 | Lost communication with wastegate position sensor 1 |
| U0645 | Lost communication with active air dam module |
| U0646 | Lost communication with electric drive motor electronics coolant pump 1 |
| U0647 | Lost communication with electric drive motor electronics coolant pump 2 |
| U0648 | Lost communication with electric drive motor electronics coolant pump 3 |
| U0649 | Lost communication with coolant pump 4 |
| U064A | Available in product |
| U064B | Available in product |
| U064C | Available in product |
| U064D | Available in product |
| U064E | Available in product |
| U064F | Available in product |
| U0650 | Lost communication with exhaust pressure control valve 1 sensor |
| U0651 | Lost communication with EGR sensor 1 |
| U0652 | Lost communication with EGR sensor 2 |
| U0653 | Lost communication with EGR sensor 3 |
| U0654 | Lost communication with diesel inlet airflow 1 position sensor |
| U0655 | Lost communication with diesel inlet airflow 2 position sensor |
| U0656 | Lost communication with turbocharger/supercharger boost control 1 position sensor |
| U0657 | Lost communication with turbocharger/supercharger bypass valve 1 position sensor |
| U0658 | Lost communication with windshield temperature sensor |
| U0659 | Lost communication with front left temperature flap actuator |
| U065A | Available in product |
| U065B | Available in product |
| U065C | Available in product |
| U065D | Available in product |
| U065E | Available in product |
| U065F | Available in product |
| U0660 | Lost communication with rear left temperature flap actuator 2 |
| U0661 | Lost communication with rear right temperature flap actuator 1 |
| U0662 | Lost communication with rear right temperature flap actuator 2 |
| U0663 | Lost communication with rear mode actuator |
| U0664 | Lost communication with rear HVAC air cut-off actuator |
| U0665 | Lost communication with fuel rail pressure sensor (bank 2) |
| U0666 | Lost communication with reductant pressure sensor |
| U0667 | Lost communication with engine oil temperature sensor 1 |
| U0668 | Lost communication with the engine oil level sensor circuit |
| U0669 | Lost communication with EGR sensor 4 |
| U066A | Available in product |
| U066B | Available in product |
| U066C | Available in product |
| U066D | Available in product |
| U066E | Available in product |
| U066F | Available in product |
| U0670 | Lost communication with fuel temperature sensor 1 |
| U0671 | Lost communication with fuel temperature sensor 2 |
| U0672 | Lost communication with the engine coolant pump |
| U0673 | Lost communication with ion sensing module |
| U0674 | Lost communication with wastegate position sensor 2 |
| U0675 | Lost communication with turbocharger/supercharger speed sensor 1 |
| U0676 | Lost communication with fuel level sensor 1 |
| U0677 | Lost communication with fuel level sensor 2 |
| U0678 | Lost communication with fuel level sensor 3 |
| U0679 | Lost communication with transmission fluid pressure sensor 1 |
| U067A | Available in product |
| U067B | Available in product |
| U067C | Available in product |
| U067D | Available in product |
| U067E | Available in product |
| U067F | Available in product |
| U0680 | Lost communication with barometric pressure sensor 2 |
| U0681 | Lost communication with throttle/pedal position sensor 4 |
| U0682 | Lost communication with throttle/pedal position sensor 5 |
| U0683 | Lost communication with throttle/pedal position sensor 6 |
| U0684 | Lost communication with catalyst temperature sensor 1 (bank 1) |
| U0685 | Lost communication with catalyst temperature sensor 2 (bank 1) |
| U0686 | Lost communication with catalyst temperature sensor 1 (bank 2) |
| U0687 | Lost communication with catalyst temperature sensor 2 (bank 2) |
| U0688 | Lost communication with throttle position sensor 7 |
| U0689 | Lost communication with turbocharger/supercharger 2 temperature sensor |
| U068A | Available in product |
| U068B | Available in product |
| U068C | Available in product |
| U068D | Available in product |
| U068E | Available in product |
| U068F | Available in product |
| U0690 | Lost communication with EGR temperature sensor 4 |
| U0691 | Lost communication with exhaust pressure sensor 1 |
| U0692 | Lost communication with exhaust pressure sensor 2 |
| U0693 | Lost communication with humidity sensor |
| U0694 | Lost communication with high-voltage battery pack coolant pump 1 |
| U0695 | Lost communication with high-voltage battery pack coolant pump 2 |
| U0696 | Lost communication with particulate filter pressure sensor 3 |
| U0697 | Lost communication with particulate filter pressure sensor 4 |
| U0698 | Lost communication with coolant pump 5 |
| U0699 | Lost communication with coolant pump 6 |
| U069A | Available in product |
| U069B | Available in product |
| U069C | Available in product |
| U069D | Available in product |
| U069E | Available in product |
| U069F | Available in product |
| U0700 | Door control unit 2 |
| U0800 | Engine/powertrain control unit 1 |
| U0901 | Invalid data from ion sensing module |
| U1000 | Available in product |
| U1001 | Available in product |
| U1002 | Available in product |
| U1003 | Available in product |
| U1004 | Available in product |
| U1006 | Available in product |
| U1007 | Available in product |
| U1008 | Available in product |
| U1009 | Available in product |
| U100A | Available in product |
| U1010 | Available in product |
| U1011 | Available in product |
| U1012 | Available in product |
| U1013 | Available in product |
| U1014 | Available in product |
| U1015 | Available in product |
| U1016 | Available in product |
| U1017 | Available in product |
| U1018 | Available in product |
| U1019 | Available in product |
| U1020 | Available in product |
| U1021 | Available in product |
| U1022 | Available in product |
| U1023 | Available in product |
| U1024 | Available in product |
| U1025 | Available in product |
| U1026 | Available in product |
| U103B | Available in product |
| U108E | Available in product |
| U108F | Available in product |
| U10A3 | Available in product |
| U10AA | Available in product |
| U10AF | Available in product |
| U10C0 | Available in product |
| U10E4 | Available in product |
| U10F3 | Available in product |
| U3013 | Available in product |
| U3014 | Available in product |
| U3015 | Available in product |
| U3016 | Available in product |
| U3018 | Available in product |
| U3019 | Available in product |
| U301A | Available in product |
| U301B | Available in product |
| U301C | Available in product |
| U301D | Available in product |
| U301E | Available in product |
| U301F | Available in product |
| U3020 | Available in product |
| U3021 | Available in product |
| U3022 | Available in product |
| U3023 | Available in product |
| U3024 | Available in product |
| U3025 | Available in product |
| U3026 | Available in product |
| U3027 | Available in product |
| U3028 | Available in product |
| U3029 | Available in product |
| U302A | Available in product |
| U302B | Available in product |
| U302C | Available in product |
| U302D | Available in product |
| U302E | Available in product |
| U302F | Available in product |
| U3030 | Available in product |
| U3031 | Available in product |
| U3032 | Available in product |
| U3033 | Available in product |
| U3034 | Available in product |
| U3035 | Available in product |
| U3036 | Available in product |
| U3100 | Available in product |
| U3400 | Available in product |
| U3500 | Available in product |
| U3501 | Available in product |
| U3502 | Available in product |
| U3503 | Available in product |
| U3504 | Available in product |
| U3505 | Available in product |
| U3506 | Available in product |
| U3507 | Available in product |
| U3508 | Available in product |
| U3509 | Available in product |
| U350A | Available in product |
| U350B | Available in product |
| U350C | Available in product |
| U350D | Available in product |
| U350E | Available in product |
| U350F | Available in product |
| U3510 | Available in product |
| U3511 | Available in product |
| U3512 | Available in product |
| U3513 | Available in product |
| U3514 | Available in product |
| U3515 | Available in product |
| U3516 | Available in product |
| U3517 | Available in product |
| U3518 | Available in product |
| U3519 | Available in product |
| U351A | Available in product |
| U351B | Available in product |
| U351C | Available in product |
| U351D | Available in product |
| U351E | Available in product |
| U351F | Available in product |
| U3520 | Available in product |
| U3521 | Available in product |
| U3522 | Available in product |
| U3523 | Available in product |
| U3524 | Available in product |
| U3525 | Available in product |
| U3526 | Available in product |
| U3527 | Available in product |
| U3528 | Available in product |
| U3529 | Available in product |
| U352A | Available in product |
| U352B | Available in product |
| U352C | Available in product |
| U352D | Available in product |
| U352E | Available in product |
| U352F | Available in product |
| U3530 | Available in product |
| U3531 | Available in product |
| U3532 | Available in product |
| U3533 | Available in product |
| U3534 | Available in product |
| U3535 | Available in product |
| U3536 | Available in product |
| U3537 | Available in product |
| U3538 | Available in product |
| U3539 | Available in product |
| U353A | Available in product |
| U353B | Available in product |
| U353C | Available in product |
| U353D | Available in product |
| U353E | Available in product |
| U353F | Available in product |
| U3540 | Available in product |
| U3541 | Available in product |
| U3542 | Available in product |
| U3543 | Available in product |
| U3544 | Available in product |
| U3545 | Available in product |
| U3546 | Available in product |
| U3547 | Available in product |
| U3548 | Available in product |
| U3549 | Available in product |
| U354A | Available in product |
| U354B | Available in product |
| U354C | Available in product |
| U354D | Available in product |
| U354E | Available in product |
| U354F | Available in product |
| U3550 | Available in product |
| U3551 | Available in product |
| U3552 | Available in product |
| U3553 | Available in product |
| U3554 | Available in product |
| U3555 | Available in product |
| U3556 | Available in product |
| U3557 | Available in product |
| U3558 | Available in product |
| U3559 | Available in product |
| U355A | Available in product |
| U355B | Available in product |
| U355C | Available in product |
| U355D | Available in product |
| U355E | Available in product |
| U355F | Available in product |
| U3560 | Available in product |
| U3561 | Available in product |
| U3562 | Available in product |
| U3563 | Available in product |
| U3564 | Available in product |
| U3565 | Available in product |
| U3566 | Available in product |
| U3567 | Available in product |
| U3568 | Available in product |
| U3569 | Available in product |
| U356A | Available in product |
| U356B | Available in product |
| U356C | Available in product |
| U356D | Available in product |
| U356E | Available in product |
| U356F | Available in product |
| U3570 | Available in product |
| U3571 | Available in product |
| U3572 | Available in product |
| U3573 | Available in product |
| U3574 | Available in product |
| U3575 | Available in product |
| U3576 | Available in product |
| U3600 | Available in product |
Other
Showing 1000 of 19021 codes · Page 15 of 20
