LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Mazda >> 2024 >> CX-90 Turbo Select >> Repair and Diagnosis >> Quick Lookups >> DTC Index >> Automatic Transaxle DTCS >> Automatic Transaxle (Mm8AX-EC) DTCS
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Automatic Transaxle (Mm8AX-EC) DTCS

AUTOMATIC TRANSAXLE DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION

DTC No. See
P0218-00 AUTOMATIC TRANSMISSION PROTECTION CONTROL
P0500-00 VEHICLE SPEED SIGNAL CIRCUIT MALFUNCTION
P057F-00 BATTERY: BATTERY MALFUNCTION
P0604-00 ACCESS ERROR TO RAM IN TCM
P0605-00 ACCESS ERROR TO ROM IN TCM
P060B-00 A/D CONVERSION ERROR IN TCM
P0613-00 ERROR IN AUTOMATIC TRANSMISSION MALFUNCTION MONITORING MECHANISM IN TCM
P0642-00 SENSOR POWER SUPPLY NO. 1 VOLTAGE: LOW VOLTAGE
P0643-00 SENSOR POWER SUPPLY NO. 1 VOLTAGE: HIGH VOLTAGE
P0652-00 SENSOR POWER SUPPLY NO. 2 VOLTAGE: LOW VOLTAGE
P0653-00 SENSOR POWER SUPPLY NO. 2 VOLTAGE: HIGH VOLTAGE
P06B8-00 ACCESS ERROR TO NVRAM IN TCM
P0702-00 TCM INTERNAL CIRCUIT MALFUNCTION
P0711-00 TFT SENSOR: SENSOR CHARACTERISTIC MALFUNCTION
P0712-00 TFT SENSOR: SHORT CIRCUIT
P0713-00 TFT SENSOR: SENSOR OUTPUT RANGE MALFUNCTION
P0715-00 TURBINE/INPUT SHAFT SPEED SENSOR: SENSOR OUTPUT RANGE MALFUNCTION
P0716-00 TURBINE/INPUT SHAFT SPEED SENSOR: SENSOR CHARACTERISTIC MALFUNCTION
P0717-00 TURBINE/INPUT SHAFT SPEED SENSOR: OPEN CIRCUIT
P0720-00 OUTPUT SHAFT SPEED SENSOR: SENSOR CHARACTERISTIC MALFUNCTION
P0721-00 OUTPUT SHAFT SPEED SENSOR: SENSOR OUTPUT RANGE MALFUNCTION
P0722-00 OUTPUT SHAFT SPEED SENSOR: OPEN CIRCUIT
P0730-00 SHIFT RATIO MALFUNCTION
P0746-00 PRESSURE CONTROL SOLENOID VALVE: STUCK OFF
P0747-00 PRESSURE CONTROL SOLENOID VALVE: STUCK ON
P0748-00 PRESSURE CONTROL SOLENOID VALVE: CIRCUIT MALFUNCTION
P0751-00 ON/OFF SOLENOID VALVE NO. 1: STUCK OFF
P0752-00 ON/OFF SOLENOID VALVE NO. 1: STUCK ON
P0753-00 ON/OFF SOLENOID VALVE NO. 1: CIRCUIT MALFUNCTION
P0756-00 ON/OFF SOLENOID VALVE NO. 2: STUCK OFF
P0757-00 ON/OFF SOLENOID VALVE NO. 2: STUCK ON
P0758-00 ON/OFF SOLENOID VALVE NO. 2: CIRCUIT MALFUNCTION
P0763-00 ON/OFF SOLENOID VALVE NO. 3: CIRCUIT MALFUNCTION
P0768-00 ON/OFF SOLENOID VALVE NO. 4: CIRCUIT MALFUNCTION
P0776-00 SHIFT SOLENOID NO. 1: STUCK OFF
P0777-00 SHIFT SOLENOID NO. 1: STUCK ON
P0778-00 SHIFT SOLENOID NO. 1: CIRCUIT MALFUNCTION
P0791-00 INTERMEDIATE SHAFT SPEED SENSOR: SENSOR CHARACTERISTIC MALFUNCTION
P0792-00 INTERMEDIATE SHAFT SPEED SENSOR: SENSOR OUTPUT RANGE MALFUNCTION
P0793-00 INTERMEDIATE SHAFT SPEED SENSOR: OPEN CIRCUIT
P0796-00 SHIFT SOLENOID NO. 2: STUCK OFF
P0797-00 SHIFT SOLENOID NO. 2: STUCK ON
P0798-00 SHIFT SOLENOID NO. 2: CIRCUIT MALFUNCTION
P07B2-00 PARKING POSITION SENSOR: OPEN CIRCUIT
P07B3-00 PARKING POSITION SENSOR: LOW INPUT
P07B4-00 PARKING POSITION SENSOR: HIGH INPUT
P07B5-00 PARKING POSITION SENSOR: STUCK OFF
P07B6-00 PARKING POSITION SENSOR: STUCK ON
P07B7-00 PARKING POSITION SENSOR: SENSOR OUTPUT RANGE MALFUNCTION
P081C-00 PARKING LOCK IS STUCK (PARKING LOCKED STATUS)
P081D-00 PARKING LOCK IS STUCK (PARKING UNLOCKED STATUS)
P0840-00 AT PRESSURE SENSOR NO. 1: SENSOR INTERNAL MALFUNCTION
P0841-00 AT PRESSURE SENSOR NO. 1: SENSOR CHARACTERISTIC MALFUNCTION
P0842-00 AT PRESSURE SENSOR NO. 1: SENSOR OUTPUT RANGE MALFUNCTION
P0845-00 AT PRESSURE SENSOR NO. 2 SENSOR INTERNAL MALFUNCTION
P0846-00 AT PRESSURE SENSOR NO. 2: SENSOR CHARACTERISTIC MALFUNCTION
P0847-00 AT PRESSURE SENSOR NO. 2: SENSOR OUTPUT RANGE MALFUNCTION
P0870-00 AT PRESSURE SENSOR NO. 3: SENSOR INTERNAL MALFUNCTION
P0871-00 AT PRESSURE SENSOR NO. 3: SENSOR CHARACTERISTIC MALFUNCTION
P0872-00 AT PRESSURE SENSOR NO. 3: SENSOR OUTPUT RANGE MALFUNCTION
P0875-00 AT PRESSURE SENSOR NO. 4: SENSOR INTERNAL MALFUNCTION
P0876-00 AT PRESSURE SENSOR NO. 4: SENSOR CHARACTERISTIC MALFUNCTION
P0877-00 AT PRESSURE SENSOR NO. 4: SENSOR OUTPUT RANGE MALFUNCTION
P0882-00 TCM POWER SUPPLY VOLTAGE: LOW VOLTAGE
P0883-00 TCM POWER SUPPLY VOLTAGE: HIGH VOLTAGE
P0928-00 PARKING LOCK SOLENOID VALVE: CIRCUIT MALFUNCTION
P0987-00 AT PRESSURE SENSOR NO. 5: SENSOR INTERNAL MALFUNCTION
P0988-00 AT PRESSURE SENSOR NO. 5: SENSOR CHARACTERISTIC MALFUNCTION
P0989-00 AT PRESSURE SENSOR NO. 5: SENSOR OUTPUT RANGE MALFUNCTION
P0992-00 AT PRESSURE SENSOR NO. 6: SENSOR INTERNAL MALFUNCTION
P0993-00 AT PRESSURE SENSOR NO. 6: SENSOR CHARACTERISTIC MALFUNCTION
P0994-00 AT PRESSURE SENSOR NO. 6: SENSOR OUTPUT RANGE MALFUNCTION
P0C23-00 ELECTRIC AT OIL PUMP: CIRCUIT MALFUNCTION
P0C2B-00 ELECTRIC AT OIL PUMP FEEDBACK SIGNAL: CIRCUIT MALFUNCTION
P160C-00 MALFUNCTIONING AUTOMATIC TRANSMISSION OPERATION DETECTED
P163E-00 TCM CONFIGURATION NOT PERFORMED
P1750-00 TCM INITIAL LEARNING NOT IMPLEMENTED
P1783-00 AUTOMATIC TRANSMISSION PROTECTION CONTROL
P2530-00 IG1 RELAY CONTROL SIGNAL: STUCK OFF
P2714-00 SHIFT SOLENOID NO. 3: STUCK OFF
P2715-00 SHIFT SOLENOID NO. 3: STUCK ON
P2716-00 SHIFT SOLENOID NO. 3: CIRCUIT MALFUNCTION
P2723-00 SHIFT SOLENOID NO. 4: STUCK OFF
P2724-00 SHIFT SOLENOID NO. 4: STUCK ON
P2725-00 SHIFT SOLENOID NO. 4: CIRCUIT MALFUNCTION
P2732-00 SHIFT SOLENOID NO. 5: STUCK OFF
P2733-00 SHIFT SOLENOID NO. 5: STUCK ON
P2734-00 SHIFT SOLENOID NO. 5: CIRCUIT MALFUNCTION
P2787-00 AUTOMATIC TRANSMISSION PROTECTION CONTROL
P2796-00 ELECTRIC AT OIL PUMP: CIRCUIT MALFUNCTION
P2797-00 ELECTRIC AT OIL PUMP: MECHANICAL MALFUNCTION
P27F4-00 PARKING LOCK SOLENOID VALVE: STUCK OFF
P27F5-00 PARKING LOCK SOLENOID VALVE: STUCK ON
P2808-00 SHIFT SOLENOID NO. 6: STUCK OFF
P2809-00 SHIFT SOLENOID NO. 6: STUCK ON
P2810-00 SHIFT SOLENOID NO. 6: CIRCUIT MALFUNCTION
U0073-00 CAN COMMUNICATION: MODULE COMMUNICATION ERROR (CAN BUS NO. 2)
U0074-00 CAN COMMUNICATION: MODULE COMMUNICATION ERROR (AT-BUS)
U0100-00 CAN COMMUNICATION: COMMUNICATION ERROR TO PCM (CAN BUS NO. 2)
U0103-00 CAN COMMUNICATION: COMMUNICATION ERROR TO SELECTOR LEVER (CAN BUS NO. 2)
U0120-00 CAN COMMUNICATION: COMMUNICATION ERROR TO DRIVE MOTOR CONTROL MODULE (CAN BUS NO. 2)
U0121-00 CAN COMMUNICATION: COMMUNICATION ERROR TO ELECTRONICALLY CONTROLLED BRAKE UNIT/DSC HU/CM (CAN BUS NO. 2)
U0131-00 CAN COMMUNICATION: COMMUNICATION ERROR TO ELECTRIC POWER STEERING (EPS) CONTROL MODULE (CAN BUS NO. 2)
U0140-00 CAN COMMUNICATION: COMMUNICATION ERROR TO BODY CONTROL MODULE (BCM) (CAN BUS NO. 2)
U0155-00 CAN COMMUNICATION: COMMUNICATION ERROR TO INSTRUMENT CLUSTER (CAN BUS NO. 2)
U0164-00 CAN COMMUNICATION: COMMUNICATION ERROR TO DASH-ELECTRICAL SUPPLY UNIT (CAN BUS NO. 2)
U01BF-00 CAN COMMUNICATION: COMMUNICATION ERROR TO BACKUP POWER SUPPLY UNIT (AT-BUS)
U0401-00 CAN COMMUNICATION: ERROR SIGNAL RECEIVED FROM PCM (CAN BUS NO. 2 OR AT-BUS)
U0404-00 CAN COMMUNICATION: ERROR SIGNAL RECEIVED FROM SELECTOR LEVER (CAN BUS NO. 2)
U0469-00 CAN COMMUNICATION: ERROR SIGNAL RECEIVED FROM DRIVE MOTOR CONTROL MODULE (CAN BUS NO. 2)
U04C0-00 CAN COMMUNICATION: ERROR SIGNAL RECEIVED FROM BACKUP POWER SUPPLY UNIT (AT-BUS)
U0679-00 AT PRESSURE SENSOR NO. 1/NO. 3/NO. 4/NO. 5/NO. 6: CIRCUIT MALFUNCTION
U067A-00 AT PRESSURE SENSOR NO. 2: CIRCUIT MALFUNCTION
U1101-00 CAN COMMUNICATION: COMMUNICATION ERROR TO PCM (AT-BUS)
U1103-00 CAN COMMUNICATION: COMMUNICATION ERROR TO SELECTOR LEVER (AT-BUS)
U1120-00 CAN COMMUNICATION: COMMUNICATION ERROR TO DRIVE MOTOR CONTROL MODULE (AT-BUS)
U2121-00 CAN COMMUNICATION: COMMUNICATION ERROR TO VEHICLE CONTROL MODULE (VCM) (CAN BUS NO. 2)
U212E-00 CAN COMMUNICATION: COMMUNICATION ERROR TO DOOR-ELECTRICAL SUPPLY UNIT (DRIVER'S SIDE) (CAN BUS NO. 2)
U2131-00 CAN COMMUNICATION: COMMUNICATION ERROR TO ELECTRICAL SUPPLY UNIT (ESU) (CAN BUS NO. 2)