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P0117 on Volvo XC60

Engine Coolant Temperature Sensor 1 Circuit Low

Factory diagnostic protocol and troubleshooting wire for fault code P0117 specifically for the Volvo XC60 (2020–2026, 2.0L Turbo B5 (247HP) / B6 (295HP) / T8 Recharge PHEV (455HP)).

Verified OEM Telemetry & Field Repair Tree
Volvo XC602020–2026
Volvo XC60
SUV2.0L Turbo B5 (247HP) / B6 (295HP) / T8 Recharge PHEV (455HP)
Reliability
Sensor Voltage Ref
0.1V – 5.0V Ref
XC60 SAE Mode $01
ECU Network Bus
500 kbps CAN-FD
ISO 15765-4 Compliant
Drivability Status
Not Recommended
High urgency level
Est. Repair Cost
$80 - $250 (DIY: $20 - $60)
Parts & Labor DIY
Check P0117 On Another Volvo Model:
Diagnose P0117 on Specific XC60 Model Year:

1. Symptoms of P0117 on Volvo XC60

When the Engine Control Module (ECM/PCM) on your Volvo XC60 (2.0L Turbo B5 (247HP) / B6 (295HP) / T8 Recharge PHEV (455HP)) logs fault code P0117, drivers commonly observe:

Check Engine Light on on Volvo XC60 (2.0L Turbo B5 (247HP) / B6 (295HP) / T8 Recharge PHEV (455HP))
Radiator radiator fans running constantly at high speed on Volvo XC60 (2.0L Turbo B5 (247HP) / B6 (295HP) / T8 Recharge PHEV (455HP))
Temperature gauge pegged at maximum H or not reading on Volvo XC60 (2.0L Turbo B5 (247HP) / B6 (295HP) / T8 Recharge PHEV (455HP))
Engine hard starting when cold (flooding from excess fuel) on Volvo XC60 (2.0L Turbo B5 (247HP) / B6 (295HP) / T8 Recharge PHEV (455HP))
Poor gas mileage and rough idling on Volvo XC60 (2.0L Turbo B5 (247HP) / B6 (295HP) / T8 Recharge PHEV (455HP))
Volvo XC60 OBD-II Port Location
The 16-pin diagnostic connector is located Driver lower kick panel near OBD door. Plug in your scan tool to verify freeze-frame sensor values.

2. Most Likely Causes on Volvo XC60

Historical warranty claims and technical repair bulletins for Volvo XC60 point to the following failure distribution:

55%
ECT sensor internal short to ground (Volvo OEM Part)
25%
Short circuit to ground in ECT signal wiring harness (Volvo OEM Part)
12%
Damaged, corroded, or water-contaminated ECT connector (Volvo OEM Part)
8%
Faulty PCM / ECM analog input circuit (Volvo OEM Part)
* Source: Synthesized from NHTSA ODI field repair telemetry and verified OEM Technical Service Bulletin (TSB) repair tree frequency percentiles for Volvo XC60.

3. Step-by-Step DIY Repair Guide for Volvo XC60

01
Scan ECT Temperature Data

Read ECT live PID on scanner. If it reads 284°F (140°C) or higher with engine cold, a short to ground exists. on the Volvo XC60 equipped with 2.0L Turbo B5 (247HP) / B6 (295HP) / T8 Recharge PHEV (455HP).

Required Tool: OBD-II Scanner
02
Unplug ECT Sensor Connector

Unplug sensor connector while watching live data. If temperature drops to -40°F (-40°C), the sensor itself is shorted. on the Volvo XC60 equipped with 2.0L Turbo B5 (247HP) / B6 (295HP) / T8 Recharge PHEV (455HP).

Required Tool: OBD-II Scanner
03
Inspect Wiring Harness

If reading stays pegged at max with sensor unplugged, inspect harness for pinch points grounding against engine block. on the Volvo XC60 equipped with 2.0L Turbo B5 (247HP) / B6 (295HP) / T8 Recharge PHEV (455HP).

Required Tool: Digital Multimeter
04
Replace Engine Coolant Temperature Sensor

Allow engine to cool, unscrew old ECT sensor from coolant crossover pipe or thermostat housing, install new OEM sensor with fresh thread sealant. on the Volvo XC60 equipped with 2.0L Turbo B5 (247HP) / B6 (295HP) / T8 Recharge PHEV (455HP).

Required Tool: 19mm Deep Socket, Ratchet, Coolant Catch Pan
05
Top off Coolant & Clear Codes

Bleed air from cooling system, clear DTCs, and verify normal temperature rise on live data. on the Volvo XC60 equipped with 2.0L Turbo B5 (247HP) / B6 (295HP) / T8 Recharge PHEV (455HP).

Required Tool: Coolant Funnel Kit, OBD-II Scanner
Recommended Parts & Testing Tools

Equipment for Diagnosing Volvo XC60 (P0117)

Prime Fast Delivery & Verified Fitment
Variable Valve Timing (VVT)

VVT Oil Control Solenoid Valve

4.6 / 5.0 (Direct Fit)

Restores accurate camshaft timing and oil pressure regulation on Volvo XC60.

$34 – $65 Prime
Check Fitment on Amazon
Sensor Signal Voltage Meter

AstroAI Auto-Ranging Digital Multimeter

4.6 / 5.0 (Best Seller)

Essential for testing 0.1V–5.0V sensor reference signals, ground continuity (<0.20Ω), and harness resistance.

$29.99 Prime
View on Amazon
Top Mobile OBD-II Scanner

BlueDriver Bluetooth Pro OBDII Scan Tool

4.7 / 5.0 (50,000+ Reviews)

Reads and clears enhanced codes (ABS, Airbag, Transmission, Engine) & live freeze-frame telemetry on phone.

Compare OEM & Aftermarket Replacement Sensors for Volvo XC60Verified direct-fit pricing from Denso, Bosch, Motorcraft, and ACDelco on Amazon.
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Other Common Fault Codes on Volvo XC60

Frequently diagnosed powertrain, emissions, and sensor trouble codes logged on the Volvo XC60:

4. Volvo XC60 P0117 FAQs

What causes code P0117 to trigger on a Volvo XC60?

On the Volvo XC60 (2.0L Turbo B5 (247HP) / B6 (295HP) / T8 Recharge PHEV (455HP)), P0117 is most frequently caused by ECT sensor internal short to ground or Short circuit to ground in ECT signal wiring harness.

Where is the OBD-II port located on my Volvo XC60?

On the Volvo XC60, the 16-pin DLC diagnostic connector is located Driver lower kick panel near OBD door. Plug in any standard OBD-II scanner with the ignition in the ON position to read freeze-frame parameters.

Can I safely drive my Volvo XC60 with code P0117?

No. The ECU thinks the engine is at 280°F+ (overheating) and runs rich or disables cooling fan logic. Given that P0117 carries a High severity rating, we advise avoiding heavy towing or aggressive throttle inputs until sensor readings are verified.