Electrical System
ClassificationSpecification
Lead-acid battery
*1Q-85
Spark-plug number Mazda Genuine spark plug
*2PE5R-18-110-A or PE5S-18-110
*1The battery specification
differs depending on the country or region. Check the battery installed on
the vehicle and use a battery with an equal or higher performance. However, the performance of the
battery may vary even among the same battery types, consult an Authorized Mazda Dealer for
replacement.
*2 This spark plug provides the e-SKYACTIV PHEV engine with optimum performance. Contact an
Authorized Mazda Dealer for details.
CAUTION
When cleaning the iridium plugs, do not use a wire brush. The fine particulate
coating on the iridium alloy and platinum tips could be damaged.
Specifications/Customer Information and Reporting Safety Defects
Ve h i c l e Specification
10-65
CX-90_8KG7-EA-22L_Edition1_new 2022-11-17 16:05:04
Capacities
(Approximate Quantities)
ItemCapacity
Engine oil With oil filter replace-
ment
4.5 L (4.8 US qt, 4.0 Imp qt)
Without oil filter re-
placement 4.3 L (4.5 US qt, 3.8 Imp qt)
Coolant EV system
6.5 L (6.9 US qt, 5.7 Imp qt)
Engine 9.2 L (9.7 US qt, 8.1 Imp qt)
Automatic transmission fluid 7.3 L (7.7 US qt, 6.4 Imp qt)
Transfer case oil 0.51 L (0.54 US qt, 0.45 Imp qt)
Front differential oil 0.35 L (0.37 US qt, 0.31 Imp qt)
Rear differential oil 0.90 L (1.0 US qt, 0.8 Imp qt)
Fuel tank 70.0 L (18.5 US gal, 15.4 Imp gal)
Check oil and fluid levels with dipsticks or reservoir gauges.
Specifications/Customer Information and Reporting Safety Defects
Ve h i c l e
Specification
10-67
CX-90_8KG7-EA-22L_Edition1_new 2022-11-17 16:05:04
