In-Vehicle Unit (IU) FAQs

Q: How to test my IU daily?

Q: How do I check my IU label number?

Q: How do I check the warranty period of my IU?

Q: What if there is a fault in IU?

 



Q: How to test my IU daily?

A: Yes. Before you begin your journey, insert your CashCard into the IU, you should:

  • hear a short beep
  • see a green light (except for motorcycles and taxis)
  • see the balance on your cashcard

Otherwise check for the following:
If an error icon appears on the display after you insert the CashCard, please follow the steps below.

Message

Action/Analysis

IU icon Err

Your IU is faulty. Send your car to the appointed centres:

Authorised IU Service Centre

IU icon No display

Your IU is faulty, or the internal battery is depleted. Send your car to the appointed centres:

Authorised IU Service Centres

CashCard icon Err

Your CashCard is faulty. Is your CashCard inserted the right way (ie. face down)? Did you insert the right CashCard?

$ icon $0.50

The balance on your CashCard is low. Please top-up.

Battery icon $20.00

The replaceable battery may be going flat.* If so, replace it with a new one.

No display

Is the power cable connected properly?
Is the replaceable battery going flat?*
Is your CashCard bent or damaged?

Continuous beep

Did you insert the right CashCard?
Is there sufficient balance on the CashCard?
Is the power cable connected properly?
Is the replaceable battery going flat?*
Is your CashCard bent or damaged?

* Applies only to temporary IUs.

 



Q: How do I check my IU label number?

A: The IU label is located on the left side of your IU. You may check your IU label information online by logging onto the ONE.MOTORING portal > LTA e-Services using your SingPass ID and doing an enquiry based on your vehicle. Alternatively, you may wish to call our LTA Hotline at Tel: 1800-CALL LTA (1800-2255-582) and our Customer Service Officers will be able to assist you to check on your query.

 



Q: How do I check the warranty period of my IU?

A: All new IUs are covered by a 5 year warranty against manufacturer's defects. To check the warranty period of your IU, please call our Customer Service Line 1800-CALL LTA (1800-2255 582) or visit any of the IU Service Centres.

 



Q: What if there is a fault in IU?

A : The IU is covered by a 5-year warranty against manufacturer's defects. If you have any problems with your IU, send your vehicle to any authorised IU Service Centres.