Engines included:
- 1.6 16V TS Petrol (AR32102)
- 1.6 16V TS Petrol (AR32103)
- 1.6 16V TS Petrol (AR32104)
- 1.8 16V TS Petrol (AR32205)
- 1.9 16V JTD Diesel (192A5000)
- 1.9 16V JTD Diesel (192B1000)
- 1.9 16V JTD Diesel (937A4000)
- 1.9 16V JTD Diesel (937A5000)
- 1.9 8V JTD Diesel (937A2000)
- 1.9 8V JTD Diesel (AR37101)
- 2.0 16V JTS Petrol (932A2000)
- 2.0 16V JTS Petrol (937A1000)
- 2.0 16V TS Petrol (AR32310)
- 2.4 10V JTD Diesel (839A6000)
- 2.4 10V JTD Diesel (841C000)
- 2.4 20V JTD Diesel (841G000)
- 2.4 20V JTD Diesel (841M000)
- 2.5 24V V6 Petrol (AR32405)
- 3.2 24V V6 GTA Petrol (932A000)
Diagnostic Instructions
Connect an OBD scanner to your Alfa Romeo 156 1997-2006 to retrieve diagnostic fault codes.
OBD Connector Location
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 805 manufacturer-specific
Powertrain
Body
Chassis
| Code | Description |
|---|---|
| C0024 | Brake pedal feedback pressure solenoid circuit/open |
| C0025 | Brake pedal feedback pressure sensor circuit/open |
| C004B | Available in product |
| C004C | Available in product |
| C004D | Available in product |
| C004E | Available in product |
| C004F | Available in product |
| C0065 | Vertical acceleration sensor |
| C0090 | 4WD/AWD power transfer unit actuator |
| C0091 | 4WD/AWD power transfer unit position sensor 1 |
| C0092 | 4WD/AWD power transfer unit position sensor 2 |
| C0093 | 4WD/AWD power transfer unit temperature sensor |
| C0094 | 4WD/AWD rear differential unit temperature sensor |
| C0095 | 4WD/AWD rear differential unit actuator 1 |
| C0096 | 4WD/AWD rear differential unit actuator 1 data |
| C0097 | 4WD/AWD rear differential unit actuator 2 |
| C0098 | 4WD/AWD rear differential unit actuator 2 data |
| C0099 | 4WD/AWD rear differential unit actuator 1 position sensor 1 |
| C009A | Available in product |
| C009B | Available in product |
| C009C | Available in product |
| C009D | Available in product |
| C009E | Available in product |
| C009F | Available in product |
| C00A0 | Available in product |
| C00A1 | Available in product |
| C00A2 | Available in product |
| C00A3 | Available in product |
| C00A4 | Available in product |
| C00A5 | Available in product |
| C00A6 | Available in product |
| C00A7 | Available in product |
| C00A8 | Available in product |
| C0500 | Left front wheel speed sensor 1 circuit/open |
| C0501 | Left front wheel speed sensor 1 range/performance |
| C0502 | Left front wheel speed sensor 1 circuit low |
| C0503 | Left front wheel speed sensor 1 circuit high |
| C0504 | Left front wheel speed sensor 1 intermittent/erratic |
| C0505 | Left front wheel speed sensor 1 correlation |
| C0506 | Right front wheel speed sensor 1 circuit/open |
| C0507 | Right front wheel speed sensor 1 range/performance |
| C0508 | Right front wheel speed sensor 1 circuit low |
| C0509 | Right front wheel speed sensor 1 circuit high |
| C050A | Available in product |
| C050C | Available in product |
| C050D | Available in product |
| C050E | Available in product |
| C050F | Available in product |
| C0510 | Left rear wheel speed sensor 1 intermittent/erratic |
| C0511 | Left rear wheel speed sensor 1 correlation |
| C0512 | Right rear wheel speed sensor 1 circuit/open |
| C0513 | Right rear wheel speed sensor 1 range/performance |
| C0514 | Right rear wheel speed sensor 1 circuit low |
| C0515 | Right rear wheel speed sensor 1 circuit high |
| C0516 | Right rear wheel speed sensor 1 intermittent/erratic |
| C0517 | Right rear wheel speed sensor 1 correlation |
| C0518 | Left front wheel speed sensor, mechanical fault |
| C0519 | Right front wheel speed sensor, mechanical fault |
| C051A | Available in product |
| C051B | Available in product |
| C051C | Available in product |
| C051D | Available in product |
| C051E | Available in product |
| C051F | Available in product |
| C0520 | Multi-axis acceleration sensor unit 1 |
| C0521 | Multi-axis acceleration sensor unit 2 range/performance |
| C0522 | Multi-axis acceleration sensor unit 2 calibration not carried out |
| C0523 | Multi-axis acceleration sensor unit 2 intermittent/erratic |
| C0524 | Multi-axis acceleration sensor unit 2 correlation |
| C0525 | Multi-axis acceleration sensor unit 2 |
| C0526 | Steering angle sensor unit |
| C0527 | Steering angle sensor unit, mechanical fault |
| C0528 | Steering angle sensor unit range/performance |
| C0529 | Steering angle sensor unit calibration not carried out |
| C052A | Available in product |
| C052B | Available in product |
| C052C | Available in product |
| C052D | Available in product |
| C052E | Available in product |
| C052F | Available in product |
| C0531 | Motor control 1 circuit/open |
| C0532 | Motor control 1 circuit high |
| C0533 | Motor control 1 circuit low |
| C0534 | Motor control 1 supply voltage circuit/open |
| C0535 | Motor control 2 range/performance |
| C0536 | Motor control 2 circuit/open |
| C0537 | Motor control 2 circuit high |
| C0538 | Motor control 2 circuit low |
| C0539 | Motor control 2 supply voltage circuit/open |
| C053A | Available in product |
| C053B | Available in product |
| C053C | Available in product |
| C053D | Available in product |
| C053E | Available in product |
| C053F | Available in product |
| C0540 | Brake pressure sensor 1 circuit/open |
| C0541 | Brake pressure sensor 2 range/performance |
| C0542 | Brake pressure sensor 2 circuit low |
| C0543 | Brake pressure sensor 2 circuit high |
| C0544 | Brake pressure sensor 2 circuit/open |
| C0546 | VIN not programmed or incompatible |
| C0547 | Vacuum sensor supply voltage circuit/open |
| C0548 | Vacuum sensor supply voltage low |
| C0549 | Vacuum sensor 1 circuit/open |
| C054A | Available in product |
| C054B | Available in product |
| C054C | Available in product |
| C054D | Available in product |
| C054E | Available in product |
| C054F | Available in product |
| C0552 | Longitudinal acceleration sensor range/performance |
| C0553 | Longitudinal acceleration sensor circuit low |
| C0554 | Longitudinal acceleration sensor circuit high |
| C0555 | Left front wheel speed sensor 1, incorrect component installed |
| C0556 | Right front wheel speed sensor 1, incorrect component installed |
| C0557 | Left rear wheel speed sensor 1, incorrect component installed |
| C0558 | Right rear wheel speed sensor 1, incorrect component installed |
| C0559 | Power steering control unit range/performance for rear steering |
| C055A | Available in product |
| C055B | Available in product |
| C055C | Available in product |
| C055D | Available in product |
| C055E | Available in product |
| C055F | Available in product |
| C0560 | Brake pressure sensor 1 calibration not carried out |
| C0562 | Brake pedal position sensor supply voltage circuit/open |
| C0563 | ABS control unit performance |
| C0564 | ABS control unit system voltage low |
| C0565 | ABS control unit system voltage high |
| C0566 | Brake booster solenoid circuit/open |
| C0567 | Brake booster solenoid circuit low |
| C0568 | Brake booster solenoid circuit high |
| C056A | Available in product |
| C056B | Available in product |
| C056C | Available in product |
| C056D | Available in product |
| C056E | Available in product |
| C056F | Available in product |
| C0570 | Brake booster travel sensor circuit high |
| C0571 | Brake pressure sensor 3 circuit low |
| C0572 | Brake pressure sensor 3 circuit high |
| C0573 | Brake pressure sensor 3 circuit/open |
| C0574 | Brake pressure sensor 3 circuit range/performance |
| C0575 | Brake pressure sensor 4 circuit low |
| C0576 | Brake pressure sensor 4 circuit high |
| C0577 | Brake pressure sensor 4 circuit/open |
| C0578 | Brake pressure sensor 4 circuit range/performance |
| C0579 | Brake booster temperature sensor 2 circuit low |
| C057A | Available in product |
| C057B | Available in product |
| C057C | Available in product |
| C057D | Available in product |
| C057E | Available in product |
| C057F | Available in product |
| C0580 | Brake booster motor 1 phase U-V-W circuit low |
| C0581 | Brake booster motor 1 phase U-V-W circuit high |
| C0582 | Brake booster motor 1 phase U-V-W circuit range/performance |
| C0583 | Brake booster motor 2 phase U-V-W circuit/open |
| C0584 | Brake booster motor 2 phase U-V-W circuit low |
| C0585 | Brake booster motor 2 phase U-V-W circuit high |
| C0586 | Brake booster motor 2 phase U-V-W circuit range/performance |
| C0587 | Brake booster motor 1 position sensor circuit/open |
| C0588 | Brake booster motor 1 position sensor circuit low |
| C0589 | Brake booster motor 1 position sensor circuit high |
| C058A | Available in product |
| C058B | Available in product |
| C058C | Available in product |
| C058D | Available in product |
| C058E | Available in product |
| C058F | Available in product |
| C0590 | Brake booster motor 1 phase U-V-W current high |
| C0591 | Brake booster motor 1 phase U-V-W current low |
| C0592 | Brake booster motor 2 phase U-V-W current high |
| C0593 | Brake booster motor 2 phase U-V-W current low |
| C0594 | Brake booster motor 1 performance |
| C0595 | Brake booster internal power driver range/performance |
| C0596 | Brake booster motor 1 current sensor circuit range/performance |
| C0597 | Brake system control unit 1 performance |
| C0598 | Brake system control unit 2 performance |
| C0599 | Brake booster control unit calibration not carried out |
| C059A | Available in product |
| C059B | Available in product |
| C059C | Available in product |
| C059D | Available in product |
| C059E | Available in product |
| C059F | Available in product |
| C05A0 | Available in product |
| C05A1 | Available in product |
| C05A2 | Available in product |
| C05A3 | Available in product |
| C05A4 | Available in product |
| C05A5 | Available in product |
| C05A6 | Available in product |
| C05A7 | Available in product |
| C05A8 | Available in product |
| C05A9 | Available in product |
| C05AA | Available in product |
| C05AB | Available in product |
| C05AC | Available in product |
| C05AD | Available in product |
| C05AE | Available in product |
| C05AF | Available in product |
| C05B0 | Available in product |
| C05B1 | Available in product |
| C05B2 | Available in product |
| C05B3 | Available in product |
| C05B4 | Available in product |
| C05B5 | Available in product |
| C05B6 | Available in product |
| C05B7 | Available in product |
| C05B8 | Available in product |
| C05B9 | Available in product |
| C05BA | Available in product |
| C05BB | Available in product |
| C05BC | Available in product |
| C05BD | Available in product |
| C05BE | Available in product |
| C05BF | Available in product |
| C05C0 | Available in product |
| C05C1 | Available in product |
| C05C2 | Available in product |
| C05C3 | Available in product |
| C05C4 | Available in product |
| C05C5 | Available in product |
| C05C6 | Available in product |
| C05C7 | Available in product |
| C05C8 | Available in product |
| C05C9 | Available in product |
| C05CA | Available in product |
| C05CB | Available in product |
| C05CC | Available in product |
| C05CD | Available in product |
| C05CE | Available in product |
| C05CF | Available in product |
| C05D0 | Available in product |
| C05D1 | Available in product |
| C05D2 | Available in product |
| C05D3 | Available in product |
| C05D4 | Available in product |
| C05D5 | Available in product |
| C05D6 | Available in product |
| C05D7 | Available in product |
| C05D8 | Available in product |
| C05D9 | Available in product |
| C05DA | Available in product |
| C05DB | Available in product |
| C05DC | Available in product |
| C05DD | Available in product |
| C05DE | Available in product |
| C05DF | Available in product |
| C05E0 | Available in product |
| C05E1 | Available in product |
| C05E2 | Available in product |
| C05E3 | Available in product |
| C05E4 | Available in product |
| C05E5 | Available in product |
| C05E6 | Available in product |
| C05E7 | Available in product |
| C05E8 | Available in product |
| C05E9 | Available in product |
| C05EA | Available in product |
| C05EB | Available in product |
| C05EC | Available in product |
| C05ED | Available in product |
| C05EE | Available in product |
| C05EF | Available in product |
| C05F0 | Available in product |
| C05F1 | Available in product |
| C05F2 | Available in product |
| C05F3 | Available in product |
| C05F4 | Available in product |
| C05F5 | Available in product |
| C05F6 | Available in product |
| C05F7 | Available in product |
| C05F8 | Available in product |
| C05F9 | Available in product |
| C05FA | Available in product |
| C05FB | Available in product |
| C05FC | Available in product |
| C05FD | Available in product |
| C05FE | Available in product |
| C05FF | Available in product |
| C0600 | 4WD/AWD range actuator position control error |
| C0601 | Front bumper active air deflector control circuit/open |
| C0602 | Front bumper active air deflector control circuit low |
| C0603 | Front bumper active air deflector control circuit high |
| C0604 | Front bumper active air deflector control circuit performance |
| C0605 | Steering wheel angle sensor circuit/open |
| C0606 | Steering wheel angle sensor circuit low |
| C0607 | Steering wheel angle sensor circuit high |
| C0608 | Steering wheel angle sensor circuit performance |
| C0609 | Parking brake switch circuit |
| C060A | Available in product |
| C060B | Available in product |
| C060C | Available in product |
| C060D | Available in product |
| C060E | Available in product |
| C060F | Available in product |
| C0610 | Right parking brake actuator control circuit/open |
| C0611 | Right parking brake actuator control circuit low |
| C0612 | Right parking brake actuator control circuit high |
| C0613 | Right parking brake actuator performance/stuck off |
| C0614 | Right parking brake actuator stuck on |
| C0615 | Parking brake control unit control circuit/open |
| C0616 | Parking brake control unit control circuit performance |
| C0617 | Parking brake control unit control circuit low |
| C0618 | Parking brake control unit control circuit high |
| C0619 | Brake pedal position sensor 1 offset exceeded learning limit |
| C061A | Available in product |
| C061B | Available in product |
| C061C | Available in product |
| C061D | Available in product |
| C061E | Available in product |
| C061F | Available in product |
| C0620 | Variable-assist power steering lock/safety actuator control circuit/open |
| C0621 | Variable-assist power steering lock/safety actuator control circuit low |
| C0622 | Variable-assist power steering lock/safety actuator control circuit high |
| C0623 | Variable-assist power steering lock/safety actuator control circuit performance |
| C0624 | Variable-assist power steering sensor circuit/open |
| C0625 | Variable-assist power steering sensor circuit range/performance |
| C0626 | Variable-assist power steering sensor circuit low |
| C0627 | Variable-assist power steering sensor circuit high |
| C0628 | Variable-assist power steering module performance |
| C0629 | Variable-assist power steering control unit, incorrect component installed |
| C062A | Available in product |
| C062B | Available in product |
| C062C | Available in product |
| C062D | Available in product |
| C062E | Available in product |
| C062F | Available in product |
| C0630 | Active air dam stuck |
| C0631 | Front axle disconnect actuator |
| C0632 | Front axle disconnect control circuit |
| C0633 | Front half shaft speed sensor |
| C0634 | Brake pressure sensor 1 correlation with brake pressure sensor 2 |
| C0635 | Brake pressure sensor 7 circuit/open |
| C0636 | Brake pressure sensor 7 circuit high |
| C0637 | Brake pressure sensor 7 circuit low |
| C0638 | Brake pressure sensor 7 range/performance |
| C0639 | Brake pressure sensor 8 circuit/open |
| C063A | Available in product |
| C063B | Available in product |
| C063C | Available in product |
| C063D | Available in product |
| C063E | Available in product |
| C063F | Available in product |
| C0640 | Brake pressure sensor 10 range/performance |
| C0641 | Brake pressure sensor 11 circuit/open |
| C0642 | Brake pressure sensor 11 circuit high |
| C0643 | Brake pressure sensor 11 circuit low |
| C0644 | Brake pressure sensor 11 range/performance |
| C0645 | Brake pressure sensor 12 circuit/open |
| C0646 | Brake pressure sensor 12 circuit high |
| C0647 | Brake pressure sensor 12 circuit low |
| C0648 | Brake pressure sensor 12 range/performance |
| C0649 | Brake pressure sensor 13 circuit/open |
| C064A | Available in product |
| C064B | Available in product |
| C064C | Available in product |
| C064D | Available in product |
| C064E | Available in product |
| C064F | Available in product |
| C0650 | Brake pressure sensor 14 range/performance |
| C0651 | Left front wheel speed sensor 2 circuit/open |
| C0652 | Left front wheel speed sensor 2 range/performance |
| C0653 | Left front wheel speed sensor 2 circuit low |
| C0654 | Left front wheel speed sensor 2 circuit high |
| C0655 | Left front wheel speed sensor 2 intermittent/erratic |
| C0656 | Left front wheel speed sensor 2 correlation |
| C0657 | Left front wheel speed sensor 2 incorrect component installed |
| C0658 | Right front wheel speed sensor 2 circuit/open |
| C0659 | Right front wheel speed sensor 2 range/performance |
| C065A | Available in product |
| C065B | Available in product |
| C065C | Available in product |
| C065D | Available in product |
| C065E | Available in product |
| C065F | Available in product |
| C0660 | Left rear wheel speed sensor 2 range/performance |
| C0661 | Left rear wheel speed sensor 2 circuit low |
| C0662 | Left rear wheel speed sensor 2 circuit high |
| C0663 | Left rear wheel speed sensor 2 intermittent/erratic |
| C0664 | Left rear wheel speed sensor 2 correlation |
| C0665 | Left rear wheel speed sensor 2 incorrect component installed |
| C0666 | Right rear wheel speed sensor 2 circuit/open |
| C0667 | Right rear wheel speed sensor 2 range/performance |
| C0668 | Right rear wheel speed sensor 2 circuit low |
| C0669 | Right rear wheel speed sensor 2 circuit high |
| C066A | Available in product |
| C066B | Available in product |
| C066C | Available in product |
| C066D | Available in product |
| C066E | Available in product |
| C066F | Available in product |
| C0670 | Brake pressure regulator valve 1 control circuit/open |
| C0675 | Brake pressure regulator valve 6 control circuit/open |
| C103D | Available in product |
| C104F | Available in product |
| C105D | Available in product |
| C106C | Available in product |
| C106D | Available in product |
| C1088 | Available in product |
| C1089 | Available in product |
| C10CB | Available in product |
| C10DE | Available in product |
| C10E3 | Available in product |
| C10E6 | Available in product |
| C10EA | Available in product |
| C140C | Available in product |
| C140D | Available in product |
| C141A | Available in product |
| C141E | Available in product |
| C141F | Available in product |
| C143F | Available in product |
| C144A | Available in product |
| C144B | Available in product |
| C144D | Available in product |
| C145A | Available in product |
| C147E | Available in product |
| C1494 | Available in product |
| C14A3 | Available in product |
| C14A4 | Available in product |
| C14A5 | Available in product |
| C14A6 | Available in product |
| C14AA | Available in product |
| C1587 | Available in product |
| C159E | Available in product |
| C159F | Available in product |
| C15A0 | Available in product |
| C15A1 | Available in product |
| C15A2 | Available in product |
| C15A3 | Available in product |
| C15A7 | Available in product |
| C15A8 | Available in product |
| C15A9 | Available in product |
| C15AA | Available in product |
| C15AB | Available in product |
| C15AD | Available in product |
| C15AE | Available in product |
| C15C0 | Available in product |
| C15C1 | Available in product |
| C15CA | Available in product |
| C15CB | Available in product |
| C15CC | Available in product |
| C15D6 | Available in product |
| C15D8 | Available in product |
| C15DB | Available in product |
| C15DC | Available in product |
| C15E9 | Available in product |
| C2070 | Available in product |
| C2080 | Available in product |
| C2090 | Available in product |
| C2130 | Available in product |
| C3000 | Available in product |
Network
Other
| Code | Description |
|---|---|
| 1138 | Available in product |
| 1169 | Available in product |
| 1308 | Available in product |
| 1604 | Available in product |
| 1606 | Available in product |
| 3011 | Available in product |
| 3021 | Available in product |
| 3150 | Available in product |
Showing 1000 of 14764 codes · Page 10 of 15
