7-inch TFT Instrument Cluster · 2019 Jeep Grand Cherokee · serial URST025000014
Customer states the screen is screen black / no image. Happens after a cold start.
1 of 2 tests did not pass
Backlight or display driver failure leaves the screen black while the unit still boots. Bench evidence: Unit boots, backlight 0 V at LED string, no image. Component located at power section.
Confirmed during bench run. Unit boots, backlight 0 V at LED string, no image.
No parts replaced.