spark plugs replace TOYOTA C-HR 2023 Owners Manual
Page 773 of 814
7718-1. Specifications
C-HR_HEV_OM_Europe_OM10764E
8
Vehicle specifications
*: The fluid capacity is the quantity of reference. 
If  replacement  is  necessary,  contact  any  authorized  Toyota  reta iler  or 
Toyota authorized repairer, or any reliable repairer.
Cooling system
Capacity*
Gasoline 
engine
2ZR-FXE engine 
5.4 L (5.7 qt., 4.7 Imp.qt.)
M20A-FXS engine
5.9 L (6.2 qt., 5.2 Imp.qt.)
Power  
control unit
2ZR-FXE engine 
1.4 L (1.5 qt., 1.3 Imp.qt.)
M20A-FXS engine 
1.6 L (1.7 qt., 1.4 Imp.qt.)
Coolant type
Use either of the following: 
• “Toyota Super Long Life Coolant”  
• Similar  high-quality  ethylene  glycol-based 
non-silicate,  non-amine,  non-nitrite,  and 
non-borate  coolant  with  long-life  hybrid 
organic acid technology
Do not use plain water alone.
Ignition system (spark plug)
Make
2ZR-FXE engine 
DENSO FC16HR-CY9
M20A-FXS engine
DENSO FC16HR-Q8
Gap
2ZR-FXE engine 
0.9 mm (0.035 in.)
M20A-FXS engine 
0.8 mm (0.031 in.)
NOTICE
■ Iridium-tipped spark plugs 
Use only iridium-tipped spark plugs. Do not adjust the spark pl ug gap.