CUSTOMER CONCERN Customer states the tire-pressure warning light is on. DTC C1727 identifies low battery voltage from the left-rear tire-pressure sensor. CAUSE The internal battery in the left-rear tire-pressure monitoring sensor was depleted. CORRECTION Remove and replace left-rear tire-pressure monitoring sensor. Register sensor identification and perform TPMS relearn.

CUSTOMER CONCERN Customer states the malfunction indicator light is on with DTCs P0A93 and P0AC4, and the vehicle will not complete its emissions test. CAUSE The inverter cooling-system reservoir was empty, and inspection confirmed coolant leaking from an inverter cooling-system hose. CORRECTION Repair leaking inverter cooling-system hose. Refill and bleed inverter cooling circuit. Clear hybrid-system DTCs.

CUSTOMER CONCERN Customer states the malfunction indicator light is on and DTC P0A80 is stored, with no noticeable drivability complaint. CAUSE Hybrid-battery block-voltage testing confirmed an abnormal voltage difference inside the high-voltage battery pack. CORRECTION Remove and replace high-voltage battery pack. Clear hybrid-system DTCs.

CUSTOMER CONCERN Customer states nothing powers up when the push-button ignition switch is pressed and the vehicle will not start, although remote key functions still operate. CAUSE BCM steering-lock status testing confirmed the electronic steering column lock unit failed to unlock and authorize vehicle power-up. CORRECTION Remove and replace electronic steering column lock unit. Perform required steering-lock registration and verify push-button starting operation.