Mazda Mazda6 Workshop Manual Supplement page 604

Diagnostic procedure
STEP
• Does vehicle creep when selector lever
1
moved slightly in N position?
• Verify test results.
2
— If okay, return to diagnostic index to service any additional symptoms.
— If malfunction remains, inspect related Service Informations and perform repair or diagnosis.
— If vehicle repaired, troubleshooting completed.
— If vehicle not repaired or additional diagnostic information not available, replace TCM.
End Of Sie
NO.3 VEHICLE MOVES IN P POSITION, OR PARKING GEAR DOES NOT DISENGAGE WHEN P IS
DISENGAGED
3 Vehicle moves in P position, or parking gear does not disengage when P is disengaged
• Vehicle rolls when on a downward slope and tires do not lock in P position.
• Tires locked when P disengaged, vehicle does not move in D range, and R position when accelerator
DESCRIPTION
pedal depressed, and engine remains in stall condition.
• Malfunction of parking mechanism (May have effect on noise or shock from transaxle)
• Improper adjustment of selector lever
• If vehicle moves in N position, perform symptom troubleshooting No.2 "Vehicle moves in N position"
POSSIBLE
CAUSE
Note
• Before following troubleshooting steps, make sure that Automatic Transaxle On-Board Diagnostic
and Automatic Transaxle Basic Inspection are conducted.
End Of Sie
NO.4 EXCESSIVE CREEP
4 Excessive creep
• Vehicle accelerates in D range, and R position without depressing accelerator pedal.
DESCRIPTION
• Engine idle speed high (transaxle system is not cause of problem)
• Go to symptom troubleshooting No.9 "Fast idle/runs on"
(See Section F.)
POSSIBLE
CAUSE
Note
• Before following troubleshooting steps, make sure that Automatic Transaxle On-Board Diagnostic
and Automatic Transaxle Basic Inspection are conducted.
End Of Sie
NO.5 NO CREEP AT ALL
5 No creep at all
• Vehicle does not move in D range, or R position when idling on flat paved road.
DESCRIPTION
• Either engine output low or there is clutch circuit slippage.
— Clutch burned
• Line pressure low
• Malfunction of shift solenoid A, B, or C
• Malfunction of body ground
• Malfunction of control valve body
— Transaxle fixed in 4GR (Operation of fail-safe function)
• Short or open circuit in wiring
POSSIBLE
• Poor connection of connector
CAUSE
• Electronic parts of output and input system malfunctioning
— Engine torque is not start
• Malfunction of torque converter
Note
• Before following troubleshooting steps, make sure that Automatic Transaxle On-Board Diagnostic
and Automatic Transaxle Basic Inspection are conducted.
TROUBLESHOOTING
INSPECTION
• Overhaul control valve body and repair or replace any
Yes
defective parts.
(See ATX Workshop Manual.)
— If problem remains, replace or overhaul transaxle and
repair or replace any defective parts.
(See K2–99 AUTOMATIC TRANSAXLE AND
TRANSFER REMOVAL/INSTALLATION.)
(See ATX Workshop Manual.)
No Inspect and adjust selector lever.
(See K2–117 SELECTOR LEVER
(See K2–118 SELECTOR CABLE
ACTION
INSPECTION.)
ADJUSTMENT.)
A6E578001030206
A6E578001030207
A6E578001030208
K2–189
K2