Page 508 of 551

506
Handling the Unexpected
Jump Starting
Turn off the power to electric devices, such as audio and lights. Turn off the power 
system, then open the hood.
1.Connect the first jump er cable to your 
vehicle’s 12-volt battery  + terminal.
2. Connect the other end of the first jumper 
cable to the booster battery  + terminal.
u If you use a booster battery, only use a 
12-volt booster battery.
u When using an automotive battery 
charger, select a charging voltage lower 
than 15-volt. Check the charger manual 
for the proper setting.
3. Connect the second jumper cable to the 
booster battery  - terminal.
■Jump Starting Procedure1Jump Starting
Securely attach the jumper cables clips so that they 
do not come off when the power system vibrates. 
Also be careful not to ta ngle the jumper cables or 
allow the cable ends to touch each other while 
attaching or detaching the jumper cables.
12-volt Battery performa nce degrades in cold 
conditions and may prevent  the power system from 
starting.
3WARNING
A 12-volt battery can explode if you do not 
follow the correct procedure, seriously 
injuring anyone nearby.
Keep all sparks, open flames, and smoking 
materials away from the 12-volt battery.
Booster Battery
18 CLARITY FUEL CELL PPO-31TRT6100.book  506 ページ  2017年11月21日 火曜日 午後3時3分 
     
        
        Page 509 of 551
507
uuJump Starting u
Continued
Handling the Unexpected
4.Connect the other end of the second 
jumper cable to the power system 
mounting bolt as shown. Do not connect 
this jumper cable to any other part of the 
vehicle.
5. If your vehicle is connected to another 
vehicle, start the assisting vehicle’s engine, 
and increase its rpm slightly.
6. Attempt to start your vehicle’s power 
system. If it turns over slowly, check that 
the jumper cables have good metal-to-
metal contact.
18 CLARITY FUEL CELL PPO-31TRT6100.book  507 ページ  2017年11月21日 火曜日 午後3時3分 
     
        
        Page 510 of 551
508
uuJump Starting u
Handling the Unexpected
Once your vehicle’s power system has sta rted, remove the jumper cables in the 
following order.
1. Disconnect the jumper cable from your vehicle’s ground.
2. Disconnect the other end of the jumper cable from the booster battery  - 
terminal.
3. Disconnect the jumper cable from your vehicle’s 12-volt battery  + terminal.
4. Disconnect the other end of the jumper cable from the booster battery  + 
terminal.
Have your vehicle inspected by a nearby service station or an authorized Honda 
Clarity Fuel Cell dealer.
■What to Do After the Power System Starts
18 CLARITY FUEL CELL PPO-31TRT6100.book  508 ページ  2017年11月21日 火曜日 午後3時3分