2009 Jeep Grand Cherokee Owner's Manual - Page 151

UNDERSTANDING THE FEATURES OF YOUR VEHICLE 149 The system dimly illuminates the two outer most yellow LEDs when it is ON and detecting no obstacles. The following chart shows the warning display operation when the system is detecting an obstacle: WARNING DISPLAY DISTANCES DISPLAY LED 1st LED 2nd LED 3rd LED 4th LED 5th LED 6th LED 7th LED 8th LED OBSTACLE DISTANCE FROM: REAR CORNERS REAR CENTER 59 in (150 cm) 51 in (130 cm) 45 in (115 cm) 31.5 in (80 cm) 39 in (100 cm) 25.5 in (65 cm) 33.5 in (85 cm) 20 in (50 cm) 28 in (70 cm) 16 in (40 cm) 20 in (50 cm) 6 in (15 cm) 12 in (30 cm) LED COLOR Yellow Yellow Yellow Yellow Yellow Yellow Red Red AUDIBLE SIGNAL Yes, Half Second None None None None None Yes, Intermittent Yes, Continuous 3 NOTE: The Rear Park Assist system will MUTE the radio, if on, when the system is sounding an audio tone.