TIAGO TIGOR CNG - SERVICE MANUAL

ELECTRICAL 145 12. REVERSE PARK ASSIST SYSTEM A. PARK ASSIST: Park Assist feature will assists you to park vehicle safely in reverse to avoid objects, which can hit or damage the rear bumper by alerting with audible and visual information from car infotainment system. Audible and visual information is with respect to the proximity of the object from the rear bumper. Park Assist is useful while you are parking the vehicle in congested and close parking area. B. PARK ASSIST FUNCTIONALITY OVERVIEW: There are 2 ultrasonic sensors placed on the rear bumper of the vehicle. Once Park Assist system gets activated, sensors will start detecting the proximity of an obstacle approximately "25cm to 120cm"from the rear bumper and gives the proximity information to Infotainment music system in the form of audio and visual information. In case of low variants without Head unit, there will be only audio warning through buzzer. Distance range from Bumper (in cm) Audible Information 25 – 40 Continuous Beep 41 – 80 Fast beep 81 – 120 Slow Beep 0-25cm obstacle detection performance is not guaranteed due to ultrasonic sensor technology limitation. NOTE: The distance values mentioned in above table are approximate values. C. PARK ASSIST INDICATIONS In case reverse park assist system malfunctions, fault message may appear on the infotainment screen. Reason for this fault may be  Park Assist Controller / Body Control Module Failure"  Sensor Malfunction  Partner components such as Infotainment music system, Instrument Cluster failure. "There might be other faults as mentioned below:  Trailer Connected to the vehicle.  Vehicle speed is too high where Park Assist system can’t function  If the system is affected by any surrounding ultrasonic noise. If you see above messages, park assist is malfunctioning due to external conditions. Please rectify as specified on the screen." D. PARK ASSIST ACTIVATION / DEACTIVATION PROCEDURE: Activation This system will start, if reverse gear is engaged, or park assist button (if available) is pressed. Deactivation System will stop, if reverse gear is disengaged, or park assist button (if available) is pressed. If started through infotainment, the system can be stopped using a cross button on infotainment screen. E. PARK ASSIST DELAY TIMER: If Park Assist system is deactivated by “Reverse Gear”, it will take certain configurable time period to go to previous infotainment screen. This is to ensure that, Pak Assist should not switch off immediately for repeated engagements or disengagements of reverse gear. You can configure this delay time period by the following sequence of operations, “Set Up -> Vehicle Setup -> Park Assist ->Park Assist Delay Timer”