We are an award-winning garage based in Cardiff. We invest in all of the latest vehicle tech and dealer level tools that helps us diagnose Skoda vehicle fault codes, especially when it comes to engine codes.

Between our mechanics we have 70 years of experience diagnosing Skoda vehicle fault codes. We can plug our diagnostics tools into your Skoda vehicle communicating with the ECU to help work out exactly what is going on with the vehicle.
Because we invest in all of the latest tech means this. We can reliably diagnose Skoda engine fault codes getting to the heart of the issues. This enables us to service your Skoda vehicle reliably and quickly.
If your vehicle is showing any of the following Skoda vehicle fault codes, then get in touch for help. We can help you advise you what these fault codes are and diagnose them for you.
16521 P0137 O2 Sensor Circ.,Bank1-Sensor2 Low Voltage
16522 P0138 O2 Sensor Circ.,Bank1-Sensor2 High Voltage
16523 P0139 O2 Sensor Circ.,Bank1-Sensor2 Slow Response
16524 P0140 O2 Sensor Circ.,Bank1-Sensor2 No Activity Detected
16525 P0141 O2 Sensor Heater Circ.,Bank1-Sensor2 Malfunction
16534 P0150 O2 Sensor Circ.,Bank2-Sensor1 Malfunction
16535 P0151 O2 Sensor Circ.,Bank2-Sensor1 Low Voltage
16536 P0152 O2 Sensor Circ.,Bank2-Sensor1 High Voltage
16537 P0153 O2 Sensor Circ.,Bank2-Sensor1 Slow Response
16538 P0154 O2 Sensor Circ.,Bank2-Sensor1 No Activity Detected
16539 P0155 O2 Sensor Heater Circ.,Bank2-Sensor1 Malfunction
16540 P0156 O2 Sensor Circ.,Bank2-Sensor2 Malfunction
16541 P0157 O2 Sensor Circ.,Bank2-Sensor2 Low Voltage
16542 P0158 O2 Sensor Circ.,Bank2-Sensor2 High Voltage
16543 P0159 O2 Sensor Circ.,Bank2-Sensor2 Slow Response
16544 P0160 O2 Sensor Circ.,Bank2-Sensor2 No Activity Detected
16545 P0161 O2 Sensor Heater Circ.,Bank2-Sensor2 Malfunction
16554 P0170 Fuel Trim,Bank1 Malfunction
16555 P0171 Fuel Trim,Bank1 System too Lean
16556 P0172 Fuel Trim,Bank1 System too Rich
16557 P0173 Fuel Trim,Bank2 Malfunction
16558 P0174 Fuel Trim,Bank2 System too Lean
16559 P0175 Fuel Trim,Bank2 System too Rich
16566 P0182 Fuel temperature sender-G81 Short to ground
16567 P0183 Fuel temperature sender-G81 Interruption/Short to B+
16581 P0197 Engine Oil Temperature Circuit Low Input
16582 P0198 Engine Oil Temperature Circuit High Input
16585 P0201 Cyl.1, Injector Circuit Fault in electrical circuit
16586 P0202 Cyl.2, Injector Circuit Fault in electrical circuit
16587 P0203 Cyl.3, Injector Circuit Fault in electrical circuit
16588 P0204 Cyl.4, Injector Circuit Fault in electrical circuit
16589 P0205 Cyl.5 Injector Circuit Fault in electrical circuit
16590 P0206 Cyl.6 Injector Circuit Fault in electrical circuit
16591 P0207 Cyl.7 Injector Circuit Fault in electrical circuit
16592 P0208 Cyl.8 Injector Circuit Fault in electrical circuit
16599 P0215 Engine Shut-Off Solenoid Malfunction
16600 P0216 Injector/Injection Timing Control Malfunction
16603 P0219 Engine Overspeed Condition
16605 P0221 Throttle Pos. Sensor -B- Circuit Range/Performance
Contact us
If you have a Skoda engine fault code then get in touch. We can book your vehicle in for a slot and get one of our experienced mechanics to diagnose the Skoda fault code for you. Use the contact form below to get in touch.
A1-Diagnostics and ECU Repairs
64 Sloper Road
Leckwith,
Cardiff
CF11 8AB
Tel: 02920 220 380
Opening Times
Mon – Fri: 8:00am – 6:00pm
Email: info@a1-diagnostics.com
