Pp-var-usb-rvp Access

Remove the shorted capacitor. Often, the phone will turn on without it (though it is best practice to replace it for long-term stability).

Failure rate dropped to 0.5%. Downtime vanished. pp-var-usb-rvp

: The charging IC (often called "Yangtze" or "Tigris") requires a signal from the USB controller to initiate high-current charging. Without a steady voltage on the RVP line, the controller cannot "speak" to the charger to negotiate higher voltages like 9V. Repair Wiki Common Failure Symptoms No Wired Charging Remove the shorted capacitor

: Documentation suggests using a jumper to a power source (e.g., 4 Amps) for certain diagnostic bypasses or "injecting" voltage to find shorted components on the line. Remove the shorted capacitor. Often