MazicBay Diagnostics
MAZICBAYDiagnostics
FTC Reader Disclosure: When you purchase or register through links on our site, we may earn an affiliate commission at no extra cost to you. Read our Editorial & Advertising Policy.
P0202JeepJeep Compass HubAll Jeep P0202Critical Severity

P0202 on Jeep Compass

Injector Circuit Malfunction - Cylinder 2

Factory diagnostic protocol and troubleshooting wire for fault code P0202 specifically for the Jeep Compass (2021–2026, 2.0L MultiAir Turbo 4-Cyl (177HP) / 1.3L Turbo 4xe PHEV (240HP)).

Verified OEM Telemetry & Field Repair Tree
Jeep Compass2021–2026
Jeep Compass
SUV2.0L MultiAir Turbo 4-Cyl (177HP) / 1.3L Turbo 4xe PHEV (240HP)
Reliability
Sensor Voltage Ref
0.1V – 5.0V Ref
Compass SAE Mode $01
ECU Network Bus
500 kbps CAN-FD
ISO 15765-4 Compliant
Drivability Status
Not Recommended
Critical urgency level
Est. Repair Cost
$150 - $550 (DIY: $40 - $180)
Parts & Labor DIY
Check P0202 On Another Jeep Model:
Diagnose P0202 on Specific Compass Model Year:

1. Symptoms of P0202 on Jeep Compass

When the Engine Control Module (ECM/PCM) on your Jeep Compass (2.0L MultiAir Turbo 4-Cyl (177HP) / 1.3L Turbo 4xe PHEV (240HP)) logs fault code P0202, drivers commonly observe:

Check Engine Light flashing on Jeep Compass (2.0L MultiAir Turbo 4-Cyl (177HP) / 1.3L Turbo 4xe PHEV (240HP))
Violent engine vibration under load on Jeep Compass (2.0L MultiAir Turbo 4-Cyl (177HP) / 1.3L Turbo 4xe PHEV (240HP))
Stumbling idle and severe power drop on Jeep Compass (2.0L MultiAir Turbo 4-Cyl (177HP) / 1.3L Turbo 4xe PHEV (240HP))
Accompanying code P0302 on Jeep Compass (2.0L MultiAir Turbo 4-Cyl (177HP) / 1.3L Turbo 4xe PHEV (240HP))
Jeep Compass OBD-II Port Location
The 16-pin diagnostic connector is located Driver lower dash near hood lever assembly. Plug in your scan tool to verify freeze-frame sensor values.

2. Most Likely Causes on Jeep Compass

Historical warranty claims and technical repair bulletins for Jeep Compass point to the following failure distribution:

55%
Cylinder 2 fuel injector internal coil failure (Jeep OEM Part)
25%
Broken wiring or corroded connector pin on Cylinder 2 harness (Jeep OEM Part)
12%
Blown injector power feed fuse (Jeep OEM Part)
8%
PCM injector driver circuit failure (Jeep OEM Part)
* Source: Synthesized from NHTSA ODI field repair telemetry and verified OEM Technical Service Bulletin (TSB) repair tree frequency percentiles for Jeep Compass.

3. Step-by-Step DIY Repair Guide for Jeep Compass

01
Measure Cylinder 2 Injector Resistance

Measure resistance across injector 2 terminals. Compare to Cylinder 1 and 3 (spec: 12–16 ohms). on the Jeep Compass equipped with 2.0L MultiAir Turbo 4-Cyl (177HP) / 1.3L Turbo 4xe PHEV (240HP).

Required Tool: Digital Multimeter
02
Test for 12V Power and Ground Pulse

Check for 12V on power wire and verify ground pulsing using a noid light while cranking. on the Jeep Compass equipped with 2.0L MultiAir Turbo 4-Cyl (177HP) / 1.3L Turbo 4xe PHEV (240HP).

Required Tool: Noid Light, Multimeter
03
Replace Cylinder 2 Fuel Injector

Depressurize fuel system, lift rail, swap injector, lube new O-rings, and reinstall rail. on the Jeep Compass equipped with 2.0L MultiAir Turbo 4-Cyl (177HP) / 1.3L Turbo 4xe PHEV (240HP).

Required Tool: Socket Set, Fuel Line Disconnect Tool
04
Clear Codes and Verify Smooth Running

Clear DTC memory and monitor misfire counters on live data. on the Jeep Compass equipped with 2.0L MultiAir Turbo 4-Cyl (177HP) / 1.3L Turbo 4xe PHEV (240HP).

Required Tool: OBD-II Scanner
Recommended Parts & Testing Tools

Equipment for Diagnosing Jeep Compass (P0202)

Prime Fast Delivery & Verified Fitment
Direct-Fit Replacement Part

Jeep Compass OEM Replacement Sensor

4.7 / 5.0 (Verified Fit)

Direct-fit replacement assembly engineered to OEM tolerances for Jeep Compass.

$45 – $95 Prime
Check Fitment on Amazon
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
View on Amazon
Top Mobile OBD-II Scanner

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.

Compare OEM & Aftermarket Replacement Sensors for Jeep CompassVerified direct-fit pricing from Denso, Bosch, Motorcraft, and ACDelco on Amazon.
Find Parts on Amazon
* As an Amazon Associate, MazicBay earns from qualifying purchases. Prices & availability subject to change.

Other Common Fault Codes on Jeep Compass

Frequently diagnosed powertrain, emissions, and sensor trouble codes logged on the Jeep Compass:

4. Jeep Compass P0202 FAQs

What causes code P0202 to trigger on a Jeep Compass?

On the Jeep Compass (2.0L MultiAir Turbo 4-Cyl (177HP) / 1.3L Turbo 4xe PHEV (240HP)), P0202 is most frequently caused by Cylinder 2 fuel injector internal coil failure or Broken wiring or corroded connector pin on Cylinder 2 harness.

Where is the OBD-II port located on my Jeep Compass?

On the Jeep Compass, the 16-pin DLC diagnostic connector is located Driver lower dash near hood lever assembly. Plug in any standard OBD-II scanner with the ignition in the ON position to read freeze-frame parameters.

Can I safely drive my Jeep Compass with code P0202?

No. Cylinder 2 is completely disabled by an electrical circuit fault, causing hard misfires. Given that P0202 carries a Critical severity rating, we advise avoiding heavy towing or aggressive throttle inputs until sensor readings are verified.