Technical Service Bulletin 1801923 — 2019 JEEP COMPASS

Flash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set: ? P06E9 - Engine Starter Performance (NA Only). ? P0456 - EVAP System Small Leak. NOTE: If DTC P0456 is present use the wiTECH Small Leak Verification Test (SLVT) to determine if a leak is present in the system. ? P141B - Starter Control 1 Circuit Performance. ? P141C - Starter Control 2 Circuit Performance. ? P26E4-64 - Starter Control 2 Circuit Signal Plausibility Failure. ? P0615-64 - Starter Control Circuit Signal Plausibility Failure. In addition, the customer may notice one or more of the following conditions: ? **A difference in the set cruise control speed and actual speed on the odometer (i.e. driver sets 100 kph (62 mph), vehicle will hit a max of 95 kph (59 mph) and cruise at 95 kph (59 mph)) (Sales Code ED6 Only).** ? Long engine cranking prior to vehicle start, more noticeable when the outside temperature is above 40 °c (104 °f) (EE with Sales Code ED6 Only). ? Vehicle will intermittently not start (South Korea Only). ? Poor fuel economy. ? Slight engine pinging noise while accelerating and poor performance. ? The engine oil dipstick may indicate a low oil level, however the low oil pressure warning indicator does not illuminate in the Instrument Panel Cluster (IPC). ? No crank condition while pushing the start button numerous times, if the vehicle is turned off completely and then restarted, it will start normally. ? Cruise control and adaptive cruise control are inoperable. ? A ?Service Speed Limiter? message in the IPC and Active Vehicle Speed Limiter (AVSL) will be inoperable. NOTE: There will be no stored or active DTCs with this IPC message. This bulletin involves reprogramming the PCM with the latest available software.