Replace the battery with a new one if it is depleted.
â– If the key battery is depleted
The following symptoms may occur:
Items to prepare
Prepare the following before replacing the battery:
â– Use a CR2032 lithium battery
Replacing the battery
Vehicles without smart key system
1. Remove the cover.
Use a screwdriver of an appropriate size. Forcedly prying may cause the cover damaged.
To prevent damage to the key, cover the tip of the screwdriver with a rag.

2. Remove the battery cover.
If the battery cover is difficult to remove, lift the edge to remove it.

3. Remove the depleted battery.
When removing the battery, use a screwdriver of an appropriate size.
Insert a new battery with the "+" terminal facing up.

4. Install the battery cover with the tab facing up.
Push the entire edge of the battery cover into the key.

5. Install the key cover.
Align the key cover with the key and then press it straight into the key.
Make sure that the key cover is securely installed without any gaps between it and the key.

Vehicles with smart key system
1. Release the lock and remove the mechanical key.

2. Remove the key cover.
Use a screwdriver of an appropriate size. Forcedly prying may cause the cover damaged.
To prevent damage to the key, cover the tip of the flathead screwdriver with a rag.

3. Remove the depleted battery using a small flathead screwdriver.
When removing the cover, the electronic key module may stick to the cover and the battery may not be visible. In this case, remove the electronic key module in order to remove the battery.
When removing the battery, use a screwdriver of an appropriate size.
Insert a new battery with the "+" terminal facing up.

4. When installing, reverse the steps listed.
WARNING
â– Battery precautions
Observe the following precautions.
Failure to do so may result in death or serious injury.
Doing so may cause chemical burns.
â– To prevent battery explosion or leakage of flammable liquid or gas
NOTICE
â– For normal operation after replacing the battery
Observe the following precautions to prevent accidents:
Moisture may cause the battery to rust.
Wiper insert replacement
Checking and replacing fusesIgnition coil
Description
Hint:
These dtcs indicate malfunctions relating to the primary circuit.
If dtc p0351 is set, check no. 1 Ignition coil with igniter circuit.
If dtc p0352 is set, check no. 2 Ignition coil with igniter circuit.
If dtc p0353 is set, check no. 3 Ignition coil with igniter cir ...
Battery current sensor
On-vehicle inspection
Check battery current sensor assembly
Measure the resistance of the sensor.
Standard resistance
If the result is not as specified, replace the sensor
assembly.
Measure the resistance of the sensor.
Standard resistance
If the result is not as specified, ...
Cruise control switch circuit
Description
This circuit sends signals to the ecm depending on the cruise control switch
condition. The battery
supplies positive (+) battery voltage to the cruise control switch. Then
terminal ccs of the ecm receives
the voltage according to the switch condition.
Wiring diagram
Inspect ...