Engines included:
- B3 MHEV 48V (MHEV),Petrol (B420T4)
- B4 MHEV Petrol (B420T6)
- B5 MHEV Petrol (B420T2)
- D3 Diesel (D4204T16)
- D4 Diesel (D4204T12)
- D4 Diesel (D4204T12P)
- T2 Petrol (B3154T9)
- T3 Petrol (B3154T)
- T3 Petrol (B3154T2)
- T3 Petrol (B3154T7)
- T4 Petrol (B4204T47)
- T4 Recharge Electricity,Petrol (B3154T10)
- T5 Petrol (B4204T14)
- T5 Polestar Petrol (B4204T14P)
- T5 Twin Engine / Recharge Electricity,Petrol (B3154T5)
- T5 Twin Engine Electricity,Petrol (B3154T5P)
Diagnostic Instructions
Connect an OBD scanner to your Volvo XC40 2017-2025 to retrieve diagnostic fault codes.
Applies to: B3 MHEV 48V (MHEV),Petrol (B420T4), D3 Diesel (D4204T16), D4 Diesel (D4204T12), T3 Petrol (B3154T), T4 Petrol (B4204T47), T4 Recharge Electricity,Petrol (B3154T10), T5 Petrol (B4204T14), T5 Twin Engine Electricity,Petrol (B3154T5P)
Applies to: B4 MHEV Petrol (B420T6), B5 MHEV Petrol (B420T2), D4 Diesel (D4204T12P), T2 Petrol (B3154T9), T3 Petrol (B3154T2), T3 Petrol (B3154T7), T5 Polestar Petrol (B4204T14P), T5 Twin Engine / Recharge Electricity,Petrol (B3154T5)
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 991 manufacturer-specific
Powertrain
Body
| Code | Description |
|---|---|
| B0142 | Active aerodynamic feature 1 actuator phase W circuit low |
| B014C | Available in product |
| B0155 | Active aerodynamic feature 3 actuator phase V circuit/open |
| B016E | Available in product |
| B0177 | (Sensor cleaning) Air blower actuator 4 relay control |
| B0199 | (Sensor cleaning) Air blower actuator 15 feedback |
| B01A4 | Available in product |
| B01AE | Available in product |
| B01B7 | Available in product |
| B0209 | Camera 10 |
| B024A | Available in product |
| B3A5D | Available in product |
| B3A66 | Available in product |
| B3A75 | Available in product |
Chassis
| Code | Description |
|---|---|
| C0066 | Pitch rate sensor |
| C0088 | Wheel hub disconnect status synchronization error |
| C0680 | ABS pump motor phase U-V-W circuit range/performance |
| C0693 | 4WD/AWD disconnect clutch speed sensor |
| C06FF | Available in product |
Network
Other
| Code | Description |
|---|---|
| 1111 | Available in product |
| 1120 | Available in product |
| 1123 | Available in product |
| 5310 | Available in product |
| E000 | Available in product |
| E003 | Available in product |
Showing 1000 of 19551 codes · Page 18 of 20
