Mazda CX-8 repair manual

This is the official Mazda CX-5 repair manual (2021-2025) used by technicians at authorized dealerships. It provides step-by-step instructions and is ideal for both professional mechanics and DIY enthusiasts.

Repair manual suitable for the following Mazda models: Mazda CX-8 2018, Mazda CX-8 2019, Mazda CX-8 2020, Mazda CX-8 2021, Mazda CX-8 2022, Mazda CX-8 2023, Mazda CX-8 2024, Mazda CX-8 2025.

Engine:
– Skyactiv-D 2.2 [Engine EM].
– Skyactiv-G 1.3/1.5/2.0/2.5 [Engine WM].

Transmission:
– EW6A(X)-EL, FW6A(X)-EL [AT WM].
– GW6A(X)-EL [AT WM].

Index:
– Wiring diagram.
– Technical guide.
– Workshop manual.
– Bodyshop manual.
– Technical data.
– Maintenance and care.

Wiring diagram:

COOLING SYSTEM
FUEL SYSTEM
CHARGING SYSTEM
STARTING SYSTEM
CRUISE CONTROL SYSTEM
CONTROL SYSTEM
i-ACTIV AWD [0318-1]
ELECTRIC PARKING BRAKE (EPB)
AND MORE…

Workshop manual:

On-board diagnostic:

BASIC KNOWLEDGE
TROUBLESHOOTING PROCEDURE
DTC INSPECTION
CLEARING DTC
PID/DATA MONITOR INSPECTION
SIMULATION INSPECTION
CONFIGURATION
TESTER USAGE HISTORY
ON-BOARD DIAGNOSTIC (OBD) TEST MODES
CIRCUIT INSPECTION
CONNECTOR INSPECTION

FOREWORD [PCM (SKYACTIV-G 2.5)]
OBD PENDING TROUBLE CODE [PCM (SKYACTIV-G 2.5)]
OBD FREEZE FRAME DATA [PCM (SKYACTIV-G 2.5)]
OBD ON-BOARD SYSTEM READINESS TEST [PCM (SKYACTIV-G 2.5)]
OBD READ/CLEAR DIAGNOSTIC TEST RESULTS [PCM (SKYACTIV-G 2.5)]
OBD PARAMETER IDENTIFICATION (PID) ACCESS [PCM (SKYACTIV-G 2.5)]
ON-BOARD DIAGNOSTIC TEST [PCM (SKYACTIV-G 2.5)]
AFTER REPAIR PROCEDURE [PCM (SKYACTIV-G 2.5)]
CLEARING DTC [PCM (SKYACTIV-G 2.5)]
KOEO/KOER SELF TEST [PCM (SKYACTIV-G 2.5)]
OBD DRIVE MODE [PCM (SKYACTIV-G 2.5)]
DTC STORE RECORD [PCM (SKYACTIV-G 2.5)]
INAPPROPRIATE OPERATION AND CONTROL RECORD [PCM (SKYACTIV-G 2.5)]
DTC TABLE [PCM (SKYACTIV-G 2.5)]
DTC B10A2:00 [PCM (SKYACTIV-G 2.5)]
DTC P0010:00 [PCM (SKYACTIV-G 2.5)]
DTC P0011:00, P0012:00 [PCM (SKYACTIV-G 2.5)]
DTC P013A:00 [PCM (SKYACTIV-G 2.5)]
DTC P0014:00 [PCM (SKYACTIV-G 2.5)]
DTC P0015:00 [PCM (SKYACTIV-G 2.5)]
DTC P0031:00 [PCM (SKYACTIV-G 2.5)]
DTC P0032:00 [PCM (SKYACTIV-G 2.5)]
DTC P0037:00 [PCM (SKYACTIV-G 2.5)]
DTC P0038:00 [PCM (SKYACTIV-G 2.5)]
DTC P0054:00 [PCM (SKYACTIV-G 2.5)]
DTC P0069:00 [PCM (SKYACTIV-G 2.5)]
DTC P0072:00 [PCM (SKYACTIV-G 2.5)]
DTC P0073:00 [PCM (SKYACTIV-G 2.5)]
DTC P0087:00 [PCM (SKYACTIV-G 2.5)]
DTC P0088:00 [PCM (SKYACTIV-G 2.5)]
DTC P0089:00 [PCM (SKYACTIV-G 2.5)]
DTC P0091:00 [PCM (SKYACTIV-G 2.5)]
DTC P0092:00 [PCM (SKYACTIV-G 2.5)]
DTC P0097:00 [PCM (SKYACTIV-G 2.5)]
DTC P0098:00 [PCM (SKYACTIV-G 2.5)]
DTC P0100:00 [PCM (SKYACTIV-G 2.5)]
DTC P0101:00 [PCM (SKYACTIV-G 2.5)]
DTC P0107:00 [PCM (SKYACTIV-G 2.5)]
DTC P0108:00 [PCM (SKYACTIV-G 2.5)]
DTC P0110:00 [PCM (SKYACTIV-G 2.5)]
DTC P0116:00 [PCM (SKYACTIV-G 2.5)]
DTC P0117:00 [PCM (SKYACTIV-G 2.5)]
DTC P0118:00 [PCM (SKYACTIV-G 2.5)]
DTC P0122:00 [PCM (SKYACTIV-G 2.5)]
DTC P0123:00 [PCM (SKYACTIV-G 2.5)]
DTC P0130:00 [PCM (SKYACTIV-G 2.5)]
DTC P0131:00 [PCM (SKYACTIV-G 2.5)]
DTC P0132:00 [PCM (SKYACTIV-G 2.5)]
DTC P0133:00 [PCM (SKYACTIV-G 2.5)]
DTC P0134:00 [PCM (SKYACTIV-G 2.5)]
DTC P0137:00 [PCM (SKYACTIV-G 2.5)]
DTC P0138:00 [PCM (SKYACTIV-G 2.5)]
DTC P0140:00 [PCM (SKYACTIV-G 2.5)]
DTC P0171:00 [PCM (SKYACTIV-G 2.5)]
DTC P0172:00 [PCM (SKYACTIV-G 2.5)]
DTC P0192:00 [PCM (SKYACTIV-G 2.5)]
DTC P0193:00 [PCM (SKYACTIV-G 2.5)]
DTC P0196:00 [PCM (SKYACTIV-G 2.5)]
DTC P0197:00 [PCM (SKYACTIV-G 2.5)]
DTC P0198:00 [PCM (SKYACTIV-G 2.5)]
DTC P0201:00 [PCM (SKYACTIV-G 2.5)]
DTC P0202:00 [PCM (SKYACTIV-G 2.5)]
DTC P0203:00 [PCM (SKYACTIV-G 2.5)]
DTC P0204:00 [PCM (SKYACTIV-G 2.5)]
DTC P0222:00 [PCM (SKYACTIV-G 2.5)]
DTC P0223:00 [PCM (SKYACTIV-G 2.5)]
DTC P025B:00 [PCM (SKYACTIV-G 2.5)]
DTC P025C:00 [PCM (SKYACTIV-G 2.5)]
DTC P025D:00 [PCM (SKYACTIV-G 2.5)]
DTC P0300:00 [PCM (SKYACTIV-G 2.5)]
DTC P0301:00, P0302:00, P0303:00, P0304:00 [PCM (SKYACTIV-G 2.5)]
DTC P0327:00 [PCM (SKYACTIV-G 2.5)]
DTC P0328:00 [PCM (SKYACTIV-G 2.5)]
DTC P0335:00 [PCM (SKYACTIV-G 2.5)]
DTC P0340:00 [PCM (SKYACTIV-G 2.5)]
DTC P0365:00 [PCM (SKYACTIV-G 2.5)]
DTC P0421:00 [PCM (SKYACTIV-G 2.5)]
DTC P0443:00 [PCM (SKYACTIV-G 2.5)]
DTC P0461:00 [PCM (SKYACTIV-G 2.5)]
DTC P0462:00 [PCM (SKYACTIV-G 2.5)]
DTC P0463:00 [PCM (SKYACTIV-G 2.5)]
DTC P0480:00 [PCM (SKYACTIV-G 2.5)]
DTC P0481:00 [PCM (SKYACTIV-G 2.5)]
DTC P0500:00 [PCM (SKYACTIV-G 2.5)]
DTC P0504:00 [PCM (SKYACTIV-G 2.5)]
DTC P0522:00 [PCM (SKYACTIV-G 2.5)]
DTC P0523:00 [PCM (SKYACTIV-G 2.5)]
DTC P0524:00 [PCM (SKYACTIV-G 2.5)]
DTC P0532:00 [PCM (SKYACTIV-G 2.5)]
DTC P0533:00 [PCM (SKYACTIV-G 2.5)]
DTC P0555:00 [PCM (SKYACTIV-G 2.5)]
DTC P055F:00 [PCM (SKYACTIV-G 2.5)]
DTC P057F:00 [PCM (SKYACTIV-G 2.5)]
DTC P058A:00 [PCM (SKYACTIV-G 2.5)]
DTC P0600:00 [PCM (SKYACTIV-G 2.5)]
DTC P0601:00 [PCM (SKYACTIV-G 2.5)]
DTC P0604:00 [PCM (SKYACTIV-G 2.5)]
DTC P0606:00 [PCM (SKYACTIV-G 2.5)]
DTC P0615:00 [PCM (SKYACTIV-G 2.5)]
DTC P061B:00 [PCM (SKYACTIV-G 2.5)]
DTC P061D:00 [PCM (SKYACTIV-G 2.5)]
DTC P061F:00 [PCM (SKYACTIV-G 2.5)]
DTC P0628:00 [PCM (SKYACTIV-G 2.5)]
DTC P0629:00 [PCM (SKYACTIV-G 2.5)]
DTC P0638:00 [PCM (SKYACTIV-G 2.5)]
DTC P064D:00 [PCM (SKYACTIV-G 2.5)]
DTC P0685:00 [PCM (SKYACTIV-G 2.5)]
DTC P06B8:00 [PCM (SKYACTIV-G 2.5)]
DTC P06DB:00 [PCM (SKYACTIV-G 2.5)]
DTC P06DC:00 [PCM (SKYACTIV-G 2.5)]
DTC P0703:00 [PCM (SKYACTIV-G 2.5)]
DTC P0A0F:00 [PCM (SKYACTIV-G 2.5)]
DTC P0A8D:00 [PCM (SKYACTIV-G 2.5)]
DTC P0A8F:00 [PCM (SKYACTIV-G 2.5)]
DTC P0A94:00 [PCM (SKYACTIV-G 2.5)]
DTC P111A:00 [PCM (SKYACTIV-G 2.5)]
DTC P117A:00 [PCM (SKYACTIV-G 2.5)]
DTC P1200:00 [PCM (SKYACTIV-G 2.5)]
DTC P1260:00 [PCM (SKYACTIV-G 2.5)]
DTC P1380:00 [PCM (SKYACTIV-G 2.5)]
DTC P151B:00 [PCM (SKYACTIV-G 2.5)]
DTC P2090:00 [PCM (SKYACTIV-G 2.5)]
DTC P2091:00 [PCM (SKYACTIV-G 2.5)]
DTC P2096:00, P2097:00 [PCM (SKYACTIV-G 2.5)]
DTC P2101:00 [PCM (SKYACTIV-G 2.5)]
DTC P2107:00 [PCM (SKYACTIV-G 2.5)]
DTC P2109:00 [PCM (SKYACTIV-G 2.5)]
DTC P2110:00 [PCM (SKYACTIV-G 2.5)]
DTC P2112:00 [PCM (SKYACTIV-G 2.5)]
DTC P2119:00 [PCM (SKYACTIV-G 2.5)]
DTC P2122:00 [PCM (SKYACTIV-G 2.5)]
DTC P2123:00 [PCM (SKYACTIV-G 2.5)]
DTC P2127:00 [PCM (SKYACTIV-G 2.5)]
DTC P2128:00 [PCM (SKYACTIV-G 2.5)]
DTC P2135:00 [PCM (SKYACTIV-G 2.5)]
DTC P2138:00 [PCM (SKYACTIV-G 2.5)]
DTC P2184:00 [PCM (SKYACTIV-G 2.5)]
DTC P2185:00 [PCM (SKYACTIV-G 2.5)]
DTC P2199:00 [PCM (SKYACTIV-G 2.5)]
DTC P2226:00 [PCM (SKYACTIV-G 2.5)]
DTC P2228:00 [PCM (SKYACTIV-G 2.5)]
DTC P2229:00 [PCM (SKYACTIV-G 2.5)]
DTC P2237:00 [PCM (SKYACTIV-G 2.5)]
DTC P2243:00 [PCM (SKYACTIV-G 2.5)]
DTC P2251:00 [PCM (SKYACTIV-G 2.5)]
DTC P2299:00 [PCM (SKYACTIV-G 2.5)]
DTC P2302:00 [PCM (SKYACTIV-G 2.5)]
DTC P2305:00 [PCM (SKYACTIV-G 2.5)]
DTC P2308:00 [PCM (SKYACTIV-G 2.5)]
DTC P2311:00 [PCM (SKYACTIV-G 2.5)]
DTC P2502:00 [PCM (SKYACTIV-G 2.5)]
DTC P2503:00 [PCM (SKYACTIV-G 2.5)]
DTC P2504:00 [PCM (SKYACTIV-G 2.5)]
DTC P2507:00 [PCM (SKYACTIV-G 2.5)]
DTC P250A:00 [PCM (SKYACTIV-G 2.5)]
DTC P250C:00 [PCM (SKYACTIV-G 2.5)]
DTC P250F:00 [PCM (SKYACTIV-G 2.5)]
DTC P2610:00 [PCM (SKYACTIV-G 2.5)]
DTC P2B58:00 [PCM (SKYACTIV-G 2.5)]
DTC P2B60:00 [PCM (SKYACTIV-G 2.5)]
DTC P2B61:00 [PCM (SKYACTIV-G 2.5)]
DTC U0073:00, U0101:00, U0104:00, U0121:00, U0131:00, U0140:00, U0151:00, U0155:00, U0214:00, U023A:00 [PCM (SKYACTIV-G 2.5)]
DTC U0074:00 [PCM (SKYACTIV-G 2.5)]
DTC U0298:00 [PCM (SKYACTIV-G 2.5)]
DTC U0302:00 [PCM (SKYACTIV-G 2.5)]
DTC U0305:00 [PCM (SKYACTIV-G 2.5)]
DTC U0315:00 [PCM (SKYACTIV-G 2.5)]
DTC U0320:00 [PCM (SKYACTIV-G 2.5)]
DTC U0323:00 [PCM (SKYACTIV-G 2.5)]
DTC U0336:00 [PCM (SKYACTIV-G 2.5)]
DTC U0338:00 [PCM (SKYACTIV-G 2.5)]
DTC U053B:00 [PCM (SKYACTIV-G 2.5)]
DTC U060F:00 [PCM (SKYACTIV-G 2.5)]
DTC U063F:00 [PCM (SKYACTIV-G 2.5)]
DTC U1007:00 [PCM (SKYACTIV-G 2.5)]
DTC U1100:00 [PCM (SKYACTIV-G 2.5)]
DTC U2300:00 [PCM (SKYACTIV-G 2.5)]
DTC U3000:41 [PCM (SKYACTIV-G 2.5)]
INAPPROPRIATE OPERATION AND CONTROL RECORD 0x30 (TEMPERATURE RESTRICTION CONTROL) [PCM (SKYACTIV-G 2.5)]
INAPPROPRIATE OPERATION AND CONTROL RECORD 0x43 (UNUSUAL VOLTAGE OF A BATTERY) [PCM (SKYACTIV-G 2.5)]

Mechanical:

ENGINE LOCATION INDEX [SKYACTIV-G 2.5]
ENGINE TUNE-UP [SKYACTIV-G 2.5]
PLUG HOLE PLATE REMOVAL/INSTALLATION [SKYACTIV-G 2.5]
DRIVE BELT INSPECTION [SKYACTIV-G 2.5]
DRIVE BELT REMOVAL/INSTALLATION [SKYACTIV-G 2.5]
DRIVE BELT AUTO TENSIONER INSPECTION [SKYACTIV-G 2.5]
DRIVE BELT AUTO TENSIONER REMOVAL/INSTALLATION [SKYACTIV-G 2.5]
COMPRESSION INSPECTION [SKYACTIV-G 2.5]
ELECTRIC VARIABLE VALVE TIMING MOTOR/DRIVER INSPECTION [SKYACTIV-G 2.5]
ELECTRIC VARIABLE VALVE TIMING MOTOR/DRIVER REMOVAL/INSTALLATION [SKYACTIV-G 2.5]
HYDRAULIC VARIABLE VALVE TIMING ACTUATOR INSPECTION [SKYACTIV-G 2.5]
ELECTRIC VARIABLE VALVE TIMING ACTUATOR INSPECTION [SKYACTIV-G 2.5]
ELECTRIC VARIABLE VALVE TIMING ACTUATOR, HYDRAULIC VARIABLE VALVE TIMING ACTUATOR REMOVAL/INSTALLATION [SKYACTIV-G 2.5]
OIL CONTROL VALVE (OCV) INSPECTION [SKYACTIV-G 2.5]
OIL CONTROL VALVE (OCV) REMOVAL/INSTALLATION [SKYACTIV-G 2.5]
TIMING CHAIN REMOVAL/INSTALLATION [SKYACTIV-G 2.5]
HYDRAULIC LASH ADJUSTER (HLA) INSPECTION [SKYACTIV-G 2.5]
HYDRAULIC LASH ADJUSTER (HLA) REMOVAL/INSTALLATION [SKYACTIV-G 2.5]
CYLINDER HEAD GASKET REPLACEMENT [SKYACTIV-G 2.5]
FRONT OIL SEAL REPLACEMENT [SKYACTIV-G 2.5]
REAR OIL SEAL REPLACEMENT [SKYACTIV-G 2.5]
ENGINE MOUNT DISASSEMBLY/ASSEMBLY [SKYACTIV-G 2.5]
ENGINE REMOVAL/INSTALLATION [SKYACTIV-G 2.5]
ENGINE DISASSEMBLY/ASSEMBLY [SKYACTIV-G 2.5]

Transmission:

AUTOMATIC TRANSAXLE LOCATION INDEX [FW6A-EL]
MECHANICAL SYSTEM TEST [FW6A-EL]
ROAD TEST [FW6A-EL]
AUTOMATIC TRANSAXLE FLUID (ATF) INSPECTION [FW6A-EL]
AUTOMATIC TRANSAXLE FLUID (ATF) REPLACEMENT [FW6A-EL]
AUTOMATIC TRANSAXLE FLUID (ATF) ADJUSTMENT [FW6A-EL]
M POSITION SWITCH INSPECTION [FW6A-EL]
M POSITION SWITCH REMOVAL/INSTALLATION [FW6A-EL]
UP SWITCH INSPECTION [FW6A-EL]
UP SWITCH REMOVAL/INSTALLATION [FW6A-EL]
DOWN SWITCH INSPECTION [FW6A-EL]
DOWN SWITCH REMOVAL/INSTALLATION [FW6A-EL]
STEERING SHIFT SWITCH INSPECTION [FW6A-EL]
STEERING SHIFT SWITCH REMOVAL/INSTALLATION [FW6A-EL]
COUPLER COMPONENT REMOVAL/INSTALLATION [FW6A-EL]
OIL PRESSURE SWITCH REMOVAL/INSTALLATION [FW6A-EL]
ON/OFF SOLENOID REMOVAL/INSTALLATION [FW6A-EL]
ELECTRIC AT OIL PUMP REMOVAL/INSTALLATION [FW6A-EL]
AUTOMATIC TRANSAXLE REMOVAL/INSTALLATION [FW6A-EL]
DRIVE PLATE REMOVAL/INSTALLATION [FW6A-EL]
OIL SEAL (DIFFERENTIAL) REPLACEMENT [FW6A-EL]
OIL SEAL (CONTROL VALVE BODY) REPLACEMENT [FW6A-EL]
OIL COOLER REMOVAL/INSTALLATION [FW6A-EL]
CONTROL VALVE BODY REMOVAL/INSTALLATION [FW6A-EL]
INITIAL LEARNING [FW6A-EL]
TCM CONFIGURATION [FW6A-EL]