Parts for your 2013 Ford Focus-Tx valve

2013 Ford Focus TX Valve: What’s Fitted and What To Do About It

Short answer: a TX valve (thermostatic expansion valve) isn’t used on the 2013 Ford Focus. Ford’s own technical literature specifies a fixed orifice tube expansion device with an accumulator, not a TXV. Reference points include the Ford 2013 Focus Workshop Manual (Climate Control, Section 412-00), which diagrams refrigerant flow through an orifice tube (base part 19D990) and an accumulator (19C836), and Ford/Motorcraft parts listings for 2012–2018 Focus models that sell an A/C orifice tube (e.g., Motorcraft orifice tube applications) but no TXV for this platform. Ford service information for common A/C faults on this model also focuses on the variable-displacement compressor’s control valve and the orifice tube—typical of fixed-orifice systems rather than TXV setups.

Why no TXV? The Focus uses a cost‑effective, robust fixed‑orifice/accumulator layout paired with a variable‑displacement compressor. Instead of a TX valve trimming superheat at the evaporator, the compressor’s control valve and the PCM command system pressure and flow. The accumulator protects the compressor from liquid refrigerant, and the package is compact, consistent across trim levels and engines, and proven in mass‑market Fords.

So if someone’s chasing a “TX‑valve” problem on a 2013 Focus, they’ll be looking at the orifice tube and related components instead. Typical A/C issues—weak cooling, short‑cycling, poor idle performance, or fluctuating vent temps—are more often down to a partially blocked orifice tube, low charge, a tired accumulator/drier, condenser performance, or a sticky compressor control valve rather than a non‑existent TXV.

• If cooling is poor: inspect for correct refrigerant charge, condenser airflow, and leaks, check for debris at the orifice tube.
• If vent temps surge: consider a contaminated orifice tube or a compressor control valve fault.
• When the system’s opened: replace O‑rings, renew the accumulator/drier, and add the correct PAG oil per Ford specs.

Any refrigerant work should be done by an ARCtick‑licensed technician in Australia or a suitably licensed A/C technician in New Zealand. Proper recovery, evacuation, and re‑charge with the correct oil balance is essential to keep the Focus’s A/C happy and avoid repeat faults.

Technical sources referenced: Ford 2013 Focus Workshop Manual (Section 412‑00 Climate Control—General Information and A/C System Description), Ford global parts catalog base numbers (orifice tube 19D990, accumulator 19C836), and Motorcraft service/parts catalog entries for the 2012–2018 Focus platform identifying an A/C orifice tube and no TXV listing.

Popular questions

Does a 2013 Ford Focus have a TX valve?
No. It uses a fixed orifice tube and an accumulator with a variable‑displacement compressor. That layout is confirmed in Ford’s Workshop Manual and parts catalogues, which list an orifice tube but no TXV for this model year.

Where is the expansion device on a 2013 Focus and how is it serviced?
The expansion device is the orifice tube in the liquid line. Servicing typically involves recovering the refrigerant, removing the line to extract the tube, checking for debris, replacing the tube and O‑rings, and renewing the accumulator if the system’s been open or contamination is found. Always finish with vacuum, correct oil balance, and a precise re‑charge.

What symptoms feel like a “bad TX valve” on this car?
Common symptoms include weak cooling at idle, fluctuating vent temps, or intermittent performance. On the Focus, the usual culprits are a clogged orifice tube, low refrigerant, restricted condenser, or a sticking compressor control valve—rather than a TXV, which the car doesn’t have.