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Mazda CX-5 Service & Repair Manual: Judder Upon Torque Converter Clutch (TCC) Operation [Fw6 A EL, Fw6 Ax EL]

Mazda CX-5 Service & Repair Manual / Drivetrain / Transmission/Transaxle / Automatic / Judder Upon Torque Converter Clutch (TCC) Operation [Fw6 A EL, Fw6 Ax EL]


TROUBLESHOOTING ITEM

Judder upon torque converter clutch (TCC) operation

DESCRIPTION

  • Vehicle jolts when TCC is engaged.

POSSIBLE CAUSE

  • Signal malfunction

    • APP sensor malfunction

    • CKP sensor malfunction

  • Torque converter malfunction


CAUTION:

Related PIDs


Monitor item (Definition)

Unit/Condition

Condition/Specification (Reference)

APP

%

  • Accelerator pedal released: approx. 0 %

  • Accelerator pedal depressed: approx. 100 %

RPM

RPM

  • Displays the engine speed


Diagnostic procedure

STEP

INSPECTION

ACTION

1

VERIFY MALFUNCTION SYMPTOM

  • Is the malfunction symptom at the same level compared to a vehicle of the same model?

Yes

Symptom troubleshooting is completed.

No

Go to the next step.

2

INSPECT SIGNAL PARTS FOR MALFUNCTION

  • Inspect the value at the following PCM PIDs using the M-MDS.

    (See ON-BOARD DIAGNOSTIC TEST [SKYACTIV-G 2.0].)

    • APP (APP sensor)

    • RPM (CKP sensor)

  • Is there any malfunction?

Yes

Repair or replace any malfunctioning parts according to the inspection result.

No

Replace the automatic transaxle.

(See AUTOMATIC TRANSAXLE REMOVAL/INSTALLATION [FW6A-EL].)

(See AUTOMATIC TRANSAXLE REMOVAL/INSTALLATION [FW6AX-EL].)


Intermediate Shaft Removal/Installation
WARNING: The steering column (EPS motor) temperature increases directly after continuous turning of the steering mechanism which could cause burns if it is touched. Before performing any ...

M Position Switch Inspection [Fw6 A EL, Fw6 Ax EL]
Continuity Inspection NOTE: The M position switch is built into the selector lever component. 1. Disconnect the negative battery cable.. 2. Remove the front console.. 3. Disconnect ...

Other materials:

Automatic Transaxle Fluid (ATF) Inspection [Fw6 A EL, Fw6 Ax EL]
CAUTION: If the ATF level is not within the specification or ATF is not adhering to the dipstick after warming up the engine, do not drive the vehicle. Otherwise, the transaxle could be damaged. ATF level inspection 1. Remove the dipstick securing bolt. 2. Connect the M-MDS to ...

Passenger Compartment Temperature Sensor Removal/Installation [Full Auto Air Conditioner]
1. Disconnect the negative battery cable.. 2. Remove the following parts: a. Front scuff plate (driver-side). b. Front side trim (driver-side). c. Switch panel. d. Decoration panel. e. Shift lever knob (MTX). f. Front console box. g. Shift panel. h. Upper panel. i. Rear console. ...

Shift Pressure Control (Direct Electric Shift Control) [Fw6 A EL, Fw6 Ax EL]
Outline The TCM drives shift solenoids No.1, 2, 3, 4, the pressure control solenoid, and the on/off solenoid based on inputs signals from each switch and sensor, and performs direct electronic control of the clutch engagement pressure. As a result, precise hydraulic pressure control ...

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