{"nhtsa_id":10194075,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-05-24","date":"2021-04-29","document_id":"18-041-21","mfr_campaign":null,"replaces":null,"component":"FUEL SYSTEM, GASOLINE; EXTERIOR LIGHTING; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING; WHEELS; BACK OVER PREVENTION","mfr_system":null,"summary":"Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation, the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set: P0563-00 - System Voltage High (M6 Vehicles only). P21CC-00 - Reductant Control Module Supply Voltage High (M6 Vehicles only). P20F6-00 - Reductant Injection Valve Stuck Open Bank 1 Unit 1. P208E-00 - Reductant Injector Stuck Closed - Bank 1 Unit 1. P24B2-00 - Particulate Matter Sensor Circuit Intermittent. P00C0-00 - Turbocharger-Supercharger Bypass Valve 2 Control Circuit. Additional customer concerns:Engine Stop/Start (ESS) not functioning properly. Four wheel drive not functioning. Additional enhancement included in this software:Improvement for the auxiliary coolant pump to help prevent stuck injection valve. Calibration update for proper engine operation.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10194075-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10194075-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10194075","components":[{"id":"driver-assistance","name":"Driver assistance","parent":null},{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null},{"id":"fuel-system","name":"Fuel system","parent":null},{"id":"lighting","name":"Lighting","parent":null},{"id":"wheels","name":"Wheels","parent":null},{"id":"backup-camera","name":"Backup camera","parent":"driver-assistance"}],"codes":["P00C0","P0563","P208E","P20F6","P21CC","P24B2"],"topics":[],"vehicles":[{"make":"JEEP","model":"COMPASS","year_from":2020,"year_to":2020,"match":"exact","vehicle_ids":["2020_jeep_compass"]}],"as_of":"2026-10-19","note":"A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.","attribution":[]}