Mazda 3 Workshop Manual page 549

Mazda 3 Workshop Manual – Engine + Wiring Diagrams + Diagnostic Trouble Codes
• Battery condition
• Fuses
Are all items normal?
Is clicking sound heard from starter when the
8
ignition switch is turned to START?
Inspect the starting system.
9 (See STARTER INSPECTION.)
Is starting system normal?
10 Do any other electrical accessories function?
Connect the WDS or equivalent to the DLC-2.
Retrieve any continuous memory DTCs.
11
Are there any continuous memory DTCs
displayed?
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Repeat Step 7.
Yes Go to the next step.
No Go to Step 13.
Inspect for seized/hydrolocked
engine or flywheel.
Yes
(See FLYWHEEL
Repair or replace components as
No
required.
Yes Go to the next step.
Inspect charging system.
No (See BATTERY
(See GENERATOR
DTC is displayed:
Go to the appropriate DTC
inspection.
(See DTC TABLE
Communication error message is
displayed:
Inspect for following:
• Open circuit in wiring harness
between main relay and PCM
Yes
terminal 1BE
• Open circuit in wiring harness
between main relay terminal B and
PCM terminal 1AT
• Main relay is stuck open.
• Open or poor GND circuit (PCM
terminal 1BH, 1AZ, 1BD, 1BC or
1BG)
• Poor connection of vehicle body
GND
No DTC is displayed:
No
Inspect following:
• START circuit in ignition switch
- automotive repair manuals website
INSPECTION.)
INSPECTION.)
INSPECTION.)
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