Skip the auto shop - Our mechanics make house calls

Q: What does it mean to have the O/D OFF light on

asked by on

I have a nissan march k11 i want to know wheter im on overdrive or not when the O/D OFF is indicated on the dash

My car has 115000 miles.
My car has an automatic transmission.

A: When the O/D off light is on this means the...

When the O/D off light is on this means the overdrive gear is turned off and the torque converter will not lock up. This setting will help if you are towing something behind the vehicle. When the light is off then the vehicle overdrive is engaged and you have that extra gear and the torque converter will lock up at high steady speeds. The also increases your fuel mileage over having the O/D off.

Was this answer helpful?

Need advice from certified mechanic? Get help now!

Over 1000 mechanics are ready to answer your question.
The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details

Ask a Mechanic
(100% Free)

Have a car question? Get free advice from our top-rated mechanics.

Ask A Mechanic
Over 10,000 questions answered!

Get an instant quote for your car

Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Fair and transparent pricing

Get a quote

What others are asking

Q: Hey, I have an 01 Chrysler 300m with some serious electrical issues popping fuses 14 and 19 on contact.

Hi there. Anytime you have a major electrical gremlin like you've described, it's often a good idea to get back to basics to trace the issue.The fuse system is used for circuit protection and prevents a circuit overload of high...

Q: Sticking Accelerator Pedal - 2006 Nissan Altima

Hi there. It is unlikely that the gas pedal being stuck halfway down is related to the poor installation of the battery. My first thought: the floor mat is stuck under the gas pedal. If not, I think the problem...

Q: Overdrive won't engage when going uphill, revs high

Hello. If the problem comes and goes it may be one of the shift solenoids. It is common for these to fail and have problems causing them to stick which will cause this. I typically start by checking the computer...

Related articles

How Do Power Car Windows Increase Passenger Safety?
Power windows are responsible for approximately 2,000 emergency room visits every year. When a power window closes, it exerts enough force to bruise or break bones, crush fingers, or restrict an airway. Though...
P0240 OBD-II Trouble Code: Turbocharger Boost Sensor B Circuit Range/Performance
P0240 code definition Turbocharger Boost Sensor B Circuit Range/Performance What the P0240 code means P0240 is an OBD-II generic code triggered when the Engine Control Module (ECM) detects the intake boost...
P2103 OBD-II Trouble Code: Throttle Actuator Control Motor Circuit High
P2103 means there is a fault with the throttle actuator control motor circuit, likely due to a defective electrical component or part.