Auto User Guide

Tata Punch 2021 Sequence Of Functions User Manual

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Tata Punch User 2021 Sequence Of Functions Manual

Sequence Of Functions

  1. Vehicle started through Ignition key or Push button switch.
  2. Vehicle is in standstill and Engine is running.
  3. Vehicle moves forward and exceeds speed threshold values.
  4. When vehicle is to be stopped (scenario: Red signal), press the brake and then, press the clutch. The vehicle comes to a halt. Shift the gear to neutral and release the clutch. Engine will be automatically stopped.
  5. When you want to move (Scenario:
    Green signal), Press Clutch pedal to start.
  6. Engine will automatically start when Clutch is pressed fully.
    This system enables the ISS functions automatically when Ignition is turned ON. If you do not want to use this feature, you can switch it off by pressing the ISS OFF switch provided in the vehicle.

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Following Conditions Will Prevent Iss Function Standby / Not Enabled 

  1. Engine hood (bonnet) is open
  2. Reverse Gear is engaged.
  3. Outside temperature is too low or too high
  4. Battery system is unhealthy
  5. Engine coolant temperature is too low
  6. Driver presence is not detected (Seat belt is not fastened)
  7. Driver door is open
  8. Any system fault

Warning light will be displayed on the instrument cluster to indicate the heathy status of this function.

Special Feature Of Automatic Restart

This system is equipped with a special feature of Automatic Restart. Under certain conditions, the Engine will automatically restart on its own in order to meet your Safety and Comfort requirements.
This can occur especially when the vehicle is standstill and following conditions occurred,

  1. Battery is being discharged too low.
  2. Vehicle started rolling forwards/ back-wards
  3. Brake has been pressed repeatedly for several times/brake Pressure too low
  4. When the Cabin temperature is too hot/too cold
  5. Defrost button is pressed

NOTE
Your vehicle is equipped with ISS function which may automatically Stop and Restart the engine. Do not panic and follow the messages on the display to understand the event.

  • Use an alternator that has been approved by Tata Motors. Otherwise, your ISS function may not work. Contact the nearest Tata Motors authorized dealer for alternator replacement.
  • ISS will be available only when the driver’s seat belt is fastened at all times. Use a battery that has been approved by Tata Motors. Otherwise, your ISS function may not work as intended. Contact nearest Tata Mo-tors authorized dealer for battery re-placement or any issues in the battery. ISS function may not be active when the Safety (For example: Seat Belt) and Comfort (Example: AC in high demand) conditions are not met. Do not panic and follow the messages on the display to understand the event. Do not remove the Battery Sensor from Battery. Removal of Battery sensor will result in loss of function. Function will be automatically restored when the vehicle is parked for a period of three hours.In the event of traffic, ISS function may work with delay in auto-stop which is intended logic.
  • Use a battery sensor that has been approved by Tata Motors. Otherwise, your ISS function may not work as intended. Contact nearest Tata Mo-tors authorized dealer for battery sensor replacement.
  • The engine will be automatically started again when the following safety conditions are met: driver presence, gear in neutral, bonnet and doors should be closed. In case if any of these criteria are not met, a message will pop-up on the screen to indicate the user to start the car manually. To fill up fuel, the engine must be stopped by turning OFF the ignition key / ISS button. Switch the engine off before you perform any operation in the engine compartment.

Frequently Asked Questions

  1. What are the advantages of this feature?
    This feature helps to reduce the fuel consumption, CO2 emission by automatically shutting down the Engine when the Vehicle is in standstill conditions like traffic signal, Traffic jam, etc.
  2. When the Vehicle is in Engine Idle stop start Phase, how can I start the Vehicle to move?
    Simply press the Clutch fully down to Start the Vehicle. No need to use Key / Push Start Switch.
  3. Can I start the Engine only by pressing the Clutch Pedal for the first time when I enter in Vehicle?
    No. Always the first start has to be through Ignition Key or Push button.
  4. How can I activate / deactivate this feature?
    This feature will be active as default when Ignition is ON. If you wish to switch it OFF, press the ISS switch.
  5. Whether AC will work when the Engine is in Idle stop start mode?
    No. AC function will not be available when the Engine is in Idle stop start mode. Only Blower will be functional.
  6. How to start the Engine if feeling too hot / too cold when Engine is in Idle stop start mode?
    In the event of higher temperature difference, Engine will automatically restart without any user input. As an alternate user can start the Vehicle by pressing the Clutch pedal fully.
  7. What will happen If press the Clutch continuously in traffic signals?
    System will not shut down the Engine automatically when the Clutch is pressed continuously.
  8. Whether I am allowed to crank the Vehicle normally when the system is in Idle stop start mode?
    Yes. You can perform the normal cranking by switching off and Switch ON the Ignition Key / Push button.
  9. Whether the vehicle will stop and restart when the Vehicle in Gear condition?
    No. Idle Stop and Start function will not work when the Gear level is not in Neutral.

Smart Alternator Management

Smart Alternator management (applicable if equipped with Intelligent Alternator Control feature) – a Green Environment initiative.
Your vehicle is equipped with fuel saving smart alternator management system to recuperate the brake energy to charge the Battery to help conserve fuel, CO2.

Working
When the Vehicle is running, if the acceleration demand is higher than threshold, smart alternator management system will allow the Battery discharge to reduce the load on the Engine.
When the Vehicle is in deceleration and the accelerator demand is lower than threshold, smart alternator management system recuperates the brake energy and charges the Battery.
Battery discharge and charge behavior is dynamic behavior during the Vehicle running.

Following Conditions Will Prevent Smart Alternator Function Standby / Not Enabled

  1. Head Lamp ON (Low / High)
  2. Battery System is unhealthy
  3. Any System fault.

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Reference Links

View Full User Guide: Tata Punch User 2021 Manual

Download Manuals: https://cars.tatamotors.com/service/owners/owners-manual

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