P0353 on Audi Q5
Factory diagnostic protocol and troubleshooting wire for fault code P0353 specifically for the Audi Q5 (2020–2026, 2.0L TFSI Turbo / 3.0L Turbo V6 (SQ5 349HP) / 55 TFSI e PHEV).
1. Symptoms of P0353 on Audi Q5
When the Engine Control Module (ECM/PCM) on your Audi Q5 (2.0L TFSI Turbo / 3.0L Turbo V6 (SQ5 349HP) / 55 TFSI e PHEV) logs fault code P0353, drivers commonly observe:
2. Most Likely Causes on Audi Q5
Historical warranty claims and technical repair bulletins for Audi Q5 point to the following failure distribution:
3. Step-by-Step DIY Repair Guide for Audi Q5
Confirm fault follows the coil. on the Audi Q5 equipped with 2.0L TFSI Turbo / 3.0L Turbo V6 (SQ5 349HP) / 55 TFSI e PHEV.
Install new ignition coil and inspect spark plug. on the Audi Q5 equipped with 2.0L TFSI Turbo / 3.0L Turbo V6 (SQ5 349HP) / 55 TFSI e PHEV.
Clear trouble codes and road test. on the Audi Q5 equipped with 2.0L TFSI Turbo / 3.0L Turbo V6 (SQ5 349HP) / 55 TFSI e PHEV.
Equipment for Diagnosing Audi Q5 (P0353)
Direct-Fit Laser Iridium Spark Plugs (Set of 4/6)
Pre-gapped iridium spark plugs engineered to restore smooth combustion on Audi Q5.
Magnetic Swivel Spark Plug Socket Set
360-degree magnetic swivel socket prevents ceramic plug cracks inside deep engine spark wells.
BlueDriver Bluetooth Pro OBDII Scan Tool
Reads and clears enhanced codes (ABS, Airbag, Transmission, Engine) & live freeze-frame telemetry on phone.
Other Common Fault Codes on Audi Q5
Frequently diagnosed powertrain, emissions, and sensor trouble codes logged on the Audi Q5:
4. Audi Q5 P0353 FAQs
What causes code P0353 to trigger on a Audi Q5?
On the Audi Q5 (2.0L TFSI Turbo / 3.0L Turbo V6 (SQ5 349HP) / 55 TFSI e PHEV), P0353 is most frequently caused by Cylinder 3 ignition coil internal short/open or Harness wiring fault.
Where is the OBD-II port located on my Audi Q5?
On the Audi Q5, the 16-pin DLC diagnostic connector is located Left side under driver steering column. Plug in any standard OBD-II scanner with the ignition in the ON position to read freeze-frame parameters.
Can I safely drive my Audi Q5 with code P0353?
No. Cylinder 3 ignition coil has failed. Given that P0353 carries a Critical severity rating, we advise avoiding heavy towing or aggressive throttle inputs until sensor readings are verified.

