P0354 on Chrysler Voyager
Factory diagnostic protocol and troubleshooting wire for fault code P0354 specifically for the Chrysler Voyager (2020–2026, 3.6L Pentastar V6 24V VVT (287HP / 9-Speed Automatic)).
1. Symptoms of P0354 on Chrysler Voyager
When the Engine Control Module (ECM/PCM) on your Chrysler Voyager (3.6L Pentastar V6 24V VVT (287HP / 9-Speed Automatic)) logs fault code P0354, drivers commonly observe:
2. Most Likely Causes on Chrysler Voyager
Historical warranty claims and technical repair bulletins for Chrysler Voyager point to the following failure distribution:
3. Step-by-Step DIY Repair Guide for Chrysler Voyager
Swap Coil 4 to Cylinder 1. on the Chrysler Voyager equipped with 3.6L Pentastar V6 24V VVT (287HP / 9-Speed Automatic).
Install new OEM coil pack. on the Chrysler Voyager equipped with 3.6L Pentastar V6 24V VVT (287HP / 9-Speed Automatic).
Clear memory and road test. on the Chrysler Voyager equipped with 3.6L Pentastar V6 24V VVT (287HP / 9-Speed Automatic).
Equipment for Diagnosing Chrysler Voyager (P0354)
Direct-Fit Laser Iridium Spark Plugs (Set of 4/6)
Pre-gapped iridium spark plugs engineered to restore smooth combustion on Chrysler Voyager.
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 Chrysler Voyager
Frequently diagnosed powertrain, emissions, and sensor trouble codes logged on the Chrysler Voyager:
4. Chrysler Voyager P0354 FAQs
What causes code P0354 to trigger on a Chrysler Voyager?
On the Chrysler Voyager (3.6L Pentastar V6 24V VVT (287HP / 9-Speed Automatic)), P0354 is most frequently caused by Dead Cylinder 4 ignition coil or Wiring damage.
Where is the OBD-II port located on my Chrysler Voyager?
On the Chrysler Voyager, the 16-pin DLC diagnostic connector is located Driver lower kick panel near hood release lever. Plug in any standard OBD-II scanner with the ignition in the ON position to read freeze-frame parameters.
Can I safely drive my Chrysler Voyager with code P0354?
No. Cylinder 4 ignition coil has failed. Given that P0354 carries a Critical severity rating, we advise avoiding heavy towing or aggressive throttle inputs until sensor readings are verified.

