Automatic Transmission (Electronically Controlled) Troubleshooting - Mazda B-Series 1997 Workshop Manual

Table of Contents

Advertisement

K
TROUBLESHOOTING GUIDE
A
=
Applied
OR
=
Overrunning
NE
=
No effect
TROUBLESHOOTING GUIDE
PREPARATION
SST
H
=
Hold
* =
Overdrive cancelled
MK 71 00-62
49 TO88 O A O
NGS set
I
I
MF1688-A
5BuoKx-260
Test and Torque Converter clutch Test. (Refer to page
K-90.)
6BUOKX-291
Step 4: Road Test
GENERAL NOTES
A problem with the transmission may be caused by the emission control system, the electronic control
system, the hydraulic control system, or by transmission powertrain component(s); therefore, when
troubleshooting, begin with those points which can be inspected quickly and easily. The recommended
troubleshooting sequence is described below.
5BUOKX-259
Note
For correct testing, the engine speed should be
checked with a tachometer.
For
inspection of
PCM terminal
voltage and
input/output
device
CABLE
NGS POWER
Check the shift points.
5BUOKX-262
Step 1 : Self-Diagnostic System lnspection
Check for diagnostic trouble code(s) in the powertrain
control module (PCM) with the SST (NGS). (Refer to
Section FT.)
Step 2: Electrical Signal Inspection
Check the signals totfrom the powertrain control module
(PCM) with the SST (Breakout Box). (Refer to Section FT.)
6BUOKX-261
Step 3: Mechanical System Test
Check the Control Pressure Test. Stall Test. Air Pressure
...
49 UNOl 130
104 pin
breakout
box
For
inspection
of PCM

Advertisement

Table of Contents

Troubleshooting

loading

Table of Contents