Volvo S60 OBD-II Diagnostic Guide
Comprehensive diagnostic trouble code telemetry, sensor voltage thresholds, and step-by-step repair manuals for Volvo S60 models equipped with 2.0L B5 (247HP) / T8 Recharge PHEV (455HP AWD).
Volvo S60 Problem & Reliability Intelligence by Year
Top Check Engine Trouble Codes for Volvo S60
P0420 on Volvo S60: Diagnosis & Fix
Troubleshooting procedure for P0420: P0420: Catalyst System Efficiency Below Threshold (Bank 1) specifically affecting Volvo S60 (2.0L B5 (247HP) / T8 Recharge PHEV (455HP AWD)).
P0171 on Volvo S60: Diagnosis & Fix
Troubleshooting procedure for P0171: P0171: System Too Lean (Bank 1) specifically affecting Volvo S60 (2.0L B5 (247HP) / T8 Recharge PHEV (455HP AWD)).
P0299 on Volvo S60: Diagnosis & Fix
Troubleshooting procedure for P0299: P0299: Turbocharger / Supercharger Underboost Condition specifically affecting Volvo S60 (2.0L B5 (247HP) / T8 Recharge PHEV (455HP AWD)).
P0300 on Volvo S60: Diagnosis & Fix
Troubleshooting procedure for P0300: P0300: Random or Multiple Cylinder Misfire Detected specifically affecting Volvo S60 (2.0L B5 (247HP) / T8 Recharge PHEV (455HP AWD)).
U0100 on Volvo S60: Diagnosis & Fix
Troubleshooting procedure for U0100: U0100: Lost Communication With Engine Control Module (ECM / PCM) specifically affecting Volvo S60 (2.0L B5 (247HP) / T8 Recharge PHEV (455HP AWD)).
All OBD-II Codes for Volvo S60
P0300: Random or Multiple Cylinder Misfire Detected
P0420: Catalyst System Efficiency Below Threshold (Bank 1)
P0171: System Too Lean (Bank 1)
P0128: Coolant Temperature Below Thermostat Regulating Temperature
P0455: Evaporative Emission Control System Leak Detected (Gross Leak)
Mass Air Flow (MAF) Sensor Circuit Range/Performance
O2 Sensor Heater Circuit Malfunction (Bank 1, Sensor 1)
System Too Rich (Bank 1) - Symptoms, Causes & Step-by-Step Fix
EVAP System Small Leak Detected - Diagnosis & Repair Guide
Idle Control System RPM Higher Than Expected - Diagnosis
P0010: Camshaft Position Actuator Circuit / Open (Bank 1)
P0011: Camshaft Position - Timing Over-Advanced or System Performance (Bank 1)
P0012: Camshaft Position - Timing Over-Retarded (Bank 1)
P0013: Exhaust Camshaft Position Actuator Circuit / Open (Bank 1)
P0014: Exhaust Camshaft Position Timing Over-Advanced (Bank 1)
P0016: Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor A)
P0017: Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor B)
P0100: Mass or Volume Air Flow Circuit Malfunction
Frequently Asked Questions
Where is the OBD-II diagnostic port located on the Volvo S60?
On the Volvo S60 (2020–2026), the standard 16-pin DLC port is located: Driver lower dash trim above foot pedal cluster. It supports SAE J1979 / ISO 15765-4 CAN protocols for all handheld OBD-II code readers.
What are the most common Check Engine fault codes on the Volvo S60?
The most frequently logged trouble codes on the Volvo S60 (2.0L B5 (247HP) / T8 Recharge PHEV (455HP AWD)) include P0420, P0171, P0299, P0300.
How does an onboard diagnostic scan communicate with the Volvo S60?
Connecting an OBD-II scanner to the Volvo S60's 16-pin DLC port establishes a high-speed CAN link (ISO 15765-4) with the ECM/PCM. It interrogates SAE J1979 Modes $01 through $0A for active DTCs, freeze-frame sensor telemetry, and oxygen sensor readiness monitors.

