General Information (B4204T4; 2003): Abbreviations: P
WARNING: This page is about a different car, the 2003 Volvo S40. However, it is still accessible from the selected car via links, so may be relevant.
PAIR Pulsed secondary air injection system****
PNP Park/neutral position (shift-lock) switch****
PTC Positive temperature coefficient
PWM Pulse width modulated