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Table of Contents > Safe Driving > Driving > When Driving > Auto Idle Stop

2024 Honda CR-V Owner's Manual ➜ Auto Idle Stop

uuWhen DrivinguAuto Idle Stop  
Auto Idle Stop  
To help maximize fuel economy, the engine automatically stops when the vehicle  
comes to a stop, depending on environmental and vehicle operating conditions. The  
indicator (green) comes on at this time.  
1Auto Idle Stop  
The 12-volt battery installed in this vehicle is  
specifically designed for a model with Auto Idle Stop.  
Using a 12-volt battery other than this specified type  
may shorten the 12-volt battery life, and prevent  
Auto Idle Stop from activating. If you need to replace  
the 12-volt battery, make sure to select the specified  
type. Ask a dealer for more details.  
The environmental and vehicle conditions that  
impact Auto Idle Stop system operation are  
varied.  
2 Auto Idle Stop Activates When: P. 442, 443  
The engine then restarts once the vehicle is  
about to move again, and the indicator  
(green) goes off.  
2 The Engine Automatically Restarts When:  
The duration of the Auto Idle Stop operation:  
Increase in ECON mode, compared to when ECON  
mode is off, with climate control in use.  
2 Drive Mode Switch P. 446  
Auto Idle Stop  
Indicator (Green)  
P. 444  
If the driver’s door is opened while the  
indicator (green) comes on, a buzzer sounds  
to notify you that the Auto Idle Stop function  
is in operation.  
A message associated with Auto Idle Stop  
appears on the driver information interface.  
440  
uuWhen DrivinguAuto Idle Stop  
The Auto Idle Stop suspend indicator comes  
on and a message appears on the gauge  
when the Auto Idle Stop system cannot be  
activated.  
2 Indicators P. 90  
2 Auto Idle Stop System ON/OFF P. 441  
Auto Idle Stop  
Suspend Indicator  
1Auto Idle Stop System ON/OFF  
Auto Idle Stop System ON/OFF  
If you turn off the Auto Idle Stop system while it is  
activated, the engine will restart.  
To turn the Auto Idle Stop system off, press  
Auto Idle Stop OFF  
this button. The Auto Idle Stop system stops.  
u Auto Idle Stop system will stop, the  
indicator will come on and a message  
appears on the gauge.  
Indicator  
If you hold the Auto Idle Stop OFF button, you can  
disable idle stop messages.  
2 Indicators P. 90  
The Auto Idle Stop system is turned on every  
time you start the engine, even if you turned it  
off the last time you drove the vehicle.  
Auto Idle Stop OFF  
button  
Continued  
441  
uuWhen DrivinguAuto Idle Stop  
1Auto Idle Stop Activates When:  
Auto Idle Stop Activates When:  
Do not open the hood while the Auto Idle Stop  
function is activated. If the hood is opened, the  
engine will not restart automatically.  
In this case, restart the engine with the ENGINE  
START/STOP button.  
The vehicle stops with the transmission in (D and the brake pedal depressed.  
When you put the transmission into (P quickly with depressing the brake pedal, the  
Auto Idle Stop continues to operate, even if the brake pedal is released.  
u If you depress the brake pedal, the engine may automatically restart.  
2 Starting the Engine P. 429  
Auto Idle Stop does not activate when:  
When Adaptive Cruise Control (ACC) with Low  
Speed Follow is in operation, the vehicle stops  
without depressing the brake pedal and Auto Idle  
Stop may activate. In such cases, the engine may  
restart if you change the shift position other than (D.  
The Auto Idle Stop OFF button is pressed.  
The driver’s seat belt is not fastened.  
The engine is not adequately warmed up or coolant temperature is high.  
The transmission fluid temperature is low or high.  
The vehicle comes to a stop again before the vehicle speed reaches 3 mph (5  
km/h) after the engine starts.  
The vehicle is stopped on a steep incline.  
The transmission is in a position other than (D.  
The engine is started with the hood open.  
Pressing the ENGINE START/STOP button causes  
the engine to no longer restarts automatically. Follow  
the standard procedure to start the engine.  
2 Starting the Engine P. 429  
u Turn off the engine. Close the hood before you restart the engine to activate  
Auto Idle Stop.  
The battery charge is low.  
The internal temperature of the battery is 41°F (5°C) or less.  
The climate control system is in use, and the outside temperature is below −4°F  
(−20°C) or over 104°F (40°C).  
The climate control system is in use, and the temperature is set to Hi or Lo.  
is ON (indicator on).  
The drive mode is in the SNOW mode.  
442  
uuWhen DrivinguAuto Idle Stop  
Auto Idle Stop may not activate when:  
The vehicle is stopped by braking suddenly.  
The steering wheel is operated.  
The vehicle is repeatedly accelerated and decelerated at a low speed.  
The fan speed is high.  
The climate control system is in use, and there is a significant difference between  
the set temperature and the actual interior temperature.  
The climate control system is in use, and humidity in the interior is high.  
Altitude is high.  
Continued  
443  
uuWhen DrivinguAuto Idle Stop  
1The Engine Automatically Restarts When:  
The Engine Automatically Restarts When:  
If you are using an electronic device during Auto Idle  
Stop, the device may temporarily be turned off when  
the engine restarts.  
The brake pedal is released (without the automatic brake hold system activated).  
The accelerator pedal is depressed (with the automatic brake hold system  
activated).  
2 Automatic Brake Hold P. 551  
When the transmission is put into (P from (D or (N on a slope.  
The engine restarts even if the brake pedal is depressed*1 when:  
The Auto Idle Stop OFF button is pressed.  
The steering wheel is operated.  
The transmission is put into (R, (S, or (L, or when it is set from (N to (D.  
u If you put the transmission into (P after the Auto Idle Stop activates, the Auto  
Idle Stop continues to operate. In this case, the engine restarts when you  
depress the brake pedal.  
The pressure on the brake pedal is reduced and the vehicle starts moving while  
stopped on an incline.  
1The engine restarts even if the brake pedal is depressed*1 when:  
*1: With the automatic brake hold system activated,  
you can release the brake pedal while Auto Idle Stop  
is in operation.  
If the automatic brake hold system has been turned  
off, or if there is a problem with the system, the  
engine will restart automatically when you release  
the brake pedal.  
2 Automatic Brake Hold P. 551  
The brake pedal is released slightly during a stop.  
The battery charge becomes low.  
The accelerator pedal is depressed.  
The driver’s seat belt is unlatched.  
is ON (indicator on).  
The climate control system is in use, and the difference between the set  
temperature and actual interior temperature becomes significant.  
The climate control system is being used to dehumidify the interior.  
The vehicle ahead of you starts again when your vehicle stops automatically with  
Adaptive Cruise Control (ACC) with Low Speed Follow.  
The SNOW mode is selected by using the DRIVE MODE switch.  
444  
uuWhen DrivinguAuto Idle Stop  
Starting Assist Brake Function  
Briefly keeps the brake applied after releasing the brake pedal to restart the engine.  
This can keep your vehicle from unexpectedly moving while on an incline.  
445