T-STAT Component Guide · Thermostats on Dodge Vehicles Your Dodge’s thermostat is a $20 valve with two completely different ways to ruin your week. Stuck open, it’s the benign nuisance behind P0128 — slow warm-up, …
IGN Component Guide · Spark Plugs & Ignition Coils on Dodge Vehicles Worn spark plugs and failing ignition coils cause more Dodge misfire codes than everything else combined — and the platform has a famous …
MAP Component Guide · MAP Sensors on Dodge Vehicles On most Dodges the MAP sensor isn’t just another sensor — it’s the main airflow input. Chrysler engines like the 5.7L HEMI, 4.7L V8, and 3.6L …
P0016 P0017 Quick Answer · Crank/Cam Position Correlation The P0016 code on a Dodge means the crankshaft and camshaft position signals no longer agree — the two shafts that must stay perfectly synchronized are reading …
CAP Buying Guide · Gas Caps & the ESIM on Dodge Vehicles The humble gas cap is the cheapest check-engine-light fix in existence — it resolves a huge share of Dodge EVAP codes (P0455, P0456, …
P0340 P0344 Quick Answer · Camshaft Position Sensor Circuit The P0340 code on a Dodge means the PCM has a problem with the camshaft position sensor’s signal — the input it needs to know which …
P0520 Quick Answer · Oil Pressure Sensor/Switch Circuit The P0520 code on a Dodge means the PCM sees something wrong with the oil pressure sensor’s electrical circuit — the signal is out of range, not …
P0562 Quick Answer · System Voltage Low The P0562 code on a Dodge means the PCM watched the electrical system’s voltage sag below its low limit while the engine was running — the network of …
CAT Component Guide · Catalytic Converters on Dodge Vehicles The catalytic converter is the most expensive routine emissions part on your Dodge — a precious-metal honeycomb that burns off what the engine couldn’t. It rarely …
P0440 P0441 P0496 Quick Answer · EVAP Flow Faults These three codes mean fuel vapor is moving wrong inside your Dodge’s EVAP system: P0441 says vapor didn’t flow when commanded, P0496 says it flowed when …