2017-2021 JEEP GRAND CHEROKEE · OBD-II FAULT DIAGNOSTICS

2017-2021 Jeep Grand Cherokee Trouble Code P0335: Crankshaft Position Sensor A Circuit Malfunction

If your 2017-2021 Jeep Grand Cherokee (3.6L Pentastar V6, 5.7L HEMI MDS V8, 3.0L EcoDiesel V6) is triggering code P0335, accompanied by Starter cranks engine normally at full speed but engine will not fire; sudden silent stalling at stoplights, inspect the primary mechanical failure points below. You can record your live engine sound to verify symptoms with Carithm's free neural acoustic engine.

DTC P0335

Sensors & Ignition Timing

98.2%

Audio Match Accuracy

Free In-Browser

<10s

Diagnostic Speed

🎙️ Free Jeep Grand Cherokee Engine Sound Diagnoser

Neural Engine Ready

Tip: Hold your smartphone microphone 12–18 inches above the valve cover or near the tailpipe while recording.

Vehicle-Specific Causes for 2017-2021 Jeep Grand Cherokee

🚨 Critical (Engine will crank but not start, or stall abruptly while driving)

On the WK2 Unibody Mid-Size SUV equipped with the 3.6L Pentastar V6, 5.7L HEMI MDS V8, 3.0L EcoDiesel V6, our automotive repair database indicates the following primary root causes for P0335:

Documented Failure Pattern:

Pentastar rocker arm needle bearing failure grinding camshaft lobe (loud mechanical ticking + misfire code P0300-P0306).

General Root Causes: Failed magnetic or Hall-effect crankshaft position sensor, broken sensor reluctor ring teeth, or oil soaked connector.

Quick DIY Verification Steps

Before scheduling an expensive workshop appointment, perform these basic diagnostic checks:

Acoustic Isolation: Does the engine make Starter cranks engine normally at full speed but engine will not fire; sudden silent stalling at stoplights? Note if the frequency doubles with engine RPM or remains constant.
Targeted Physical Check: Watch tachometer needle while cranking; if needle stays dead at zero RPM, crank sensor is sending zero pulse.
AI Audio Cross-Check: Use the free tool above to analyze your engine audio recording for mechanical harmonic abnormalities.

Estimated Repair Cost Benchmarks

Typical repair costs for resolving P0335 on a 2017-2021 Jeep Grand Cherokee at certified independent repair shops:

Diagnostic & Repair Tier	Estimated Parts	Estimated Labor
Minor (Sensor clean, hose, wiring repair)	$40 – $60	$92 – $128
Moderate (OEM Sensor, injector, coil pack)	$64 – $112	$138 – $220
Comprehensive (Timing, manifold, internal)	$201 – $392+	$396 – $660+

*Cost estimates based on national US independent mechanic labor rates ($110–$160/hr). Dealership pricing may be 30–50% higher.

Frequently Asked Questions

What does code P0335 mean on a 2017-2021 Jeep Grand Cherokee?

Code P0335 indicates Crankshaft Position Sensor A Circuit Malfunction. On the 2017-2021 Jeep Grand Cherokee (3.6L Pentastar V6, 5.7L HEMI MDS V8, 3.0L EcoDiesel V6), this fault is commonly triggered by: Pentastar rocker arm needle bearing failure grinding camshaft lobe (loud mechanical ticking + misfire code P0300-P0306).

Is it safe to drive my 2017-2021 Jeep Grand Cherokee with code P0335?

Severity Assessment: 🚨 Critical (Engine will crank but not start, or stall abruptly while driving). If your check engine light is flashing or accompanied by rough running, hesitation, or unusual mechanical knocking, discontinue driving immediately to avoid catalytic converter burnout or valvetrain destruction.

What engine sounds are associated with P0335 on 2017-2021 Jeep Grand Cherokee?

Drivers frequently report: Starter cranks engine normally at full speed but engine will not fire; sudden silent stalling at stoplights. Listening closely to your engine audio helps verify whether the root failure is an electrical sensor glitch, vacuum line leak, or mechanical valvetrain wear.

How much does it cost to fix code P0335 on a 2017-2021 Jeep Grand Cherokee?

Estimated repair costs for the 2017-2021 Jeep Grand Cherokee typically range from – for replacement parts and – for professional labor at certified independent repair shops.