ELECTRICAL
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15. ECU to Sensor Electrical Interface:
Ultrasonic sensors shall be mounted on the rear bumper and hardwired to the PDC ECU. PDC ECU shall
power and control the sensors. Both power and ground of the sensors shall be connected to the PDC ECU
itself.
16. ECU to Park Assist Switch Electrical Interface:
The switch will be of non latch type (push to ON) i.e it will have momentary contact.
The user shall be able to activate or deactivate PDC functionality through the PDC activation switch.
The same switch will also house the Status LED. PDC switch and status LED will be part of in-dash
Fascia switches.
The status indication LED shall be driven by the PDC ECU via hardwire.
Status LED shall be controlled at voltage level equivalent to Battery voltage
Both Switch and LED status shall be diagnosable by the PDC ECU. (Exact diagnostics possibilities are
described in the DTC List, Check for DTC diagnostic manual provided.)
PDC Activation Switch wetting current shall be 5mA at 12V.
17. ECU Mounting:
In Zest vehicle, ECU is mounted in Cock pit area, behind the cabin fuse box.
FITMENT PROCEDURE:
1. Connect the wiring harness connections to the PDC unit.
2. Locate the PDC unit in to the position as shown in the front view.
3. Tighten the screws with torque 2.5 to 3.0 nm. refer sectional view for screw details.
