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P03202025 Model Year TelemetryCritical Severity

P0320 on 2025 Chrysler 300

Ignition/Distributor Engine Speed Input Circuit Malfunction

Technical troubleshooting wire for fault code P0320 specifically tailored for the 2025 Chrysler 300. Includes wiring sensor pinouts, freeze frame PID parameters, and step-by-step diagnostic tree.

2025 Engine Control Module (ECM) Specific Calibration
Chrysler 3002025 300
2025 Chrysler 300
Sedan3.6L Pentastar V6 (292HP) / 5.7L / 6.4L 392 HEMI V8 (485HP SRT8)
2025 Stats
Vehicle
2025 300
3.6L Pentastar V6 (292HP) / 5.7L / 6.4L 392 HEMI V8 (485HP SRT8)
ECU Subsystem
Automotive OBD-II
SAE Mode $01 & $02
Est. Repair Cost
$120 - $380
OEM Parts & DIY
Urgency Level
Critical
Tow to Shop
Switch 300 Model Year for P0320

Common 2025 300 Symptoms

  • Check Engine Light on
  • Engine dies while driving
  • Tachometer needle erratic or dead

Likely Root Causes on 2025 300

  • Faulty crankshaft position sensor
  • Damaged ignition module
  • Wiring harness short

Step-by-Step Fix Protocol for 2025 Chrysler 300

Step 1: Scan & Record Freeze Frame Data

Connect an OBD-II scanner to the DLC port under the driver dashboard. Record engine RPM, Short Term / Long Term Fuel Trim (STFT/LTFT), and engine coolant temperature at the moment P0320 set.

Step 2: Inspect Wiring Harness & Pin Voltages

Inspect the sensor connector on the 2025 300 engine bay. Use a multimeter to verify reference voltage (5.0V / 12.0V) and ground continuity.

Step 3: Component Replacement & PCM Reset

Replace the verified defective component using OEM or equivalent grade parts. Clear DTC P0320 and complete an EPA drive cycle to verify readiness monitors set to READY.

Recommended Parts & Testing Tools

Equipment for Diagnosing 2025 Chrysler 300 (P0320)

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Direct-Fit Replacement Part

2025 Chrysler 300 OEM Replacement Sensor

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Direct-fit replacement assembly engineered to OEM tolerances for 2025 Chrysler 300.

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Sensor Signal Voltage Meter

AstroAI Auto-Ranging Digital Multimeter

4.6 / 5.0 (Best Seller)

Essential for testing 0.1V–5.0V sensor reference signals, ground continuity (<0.20Ω), and harness resistance.

$29.99 Prime
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BlueDriver Bluetooth Pro OBDII Scan Tool

4.7 / 5.0 (50,000+ Reviews)

Reads and clears enhanced codes (ABS, Airbag, Transmission, Engine) & live freeze-frame telemetry on phone.

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