Mazda 3 - Page 244

Mazda 3 Workshop Manual – Engine + Wiring Diagrams + Diagnostic Trouble Codes
Downloaded from https://carmanualshub.com/ - automotive repair manuals website
244
Diagnostic procedure
STEP
INSPECTION
ACTION
1
VERIFY FREEZE FRAME DATA HAS
BEEN RECORDED
• Has FREEZE FRAME DATA been
recorded?
Yes
Go to the next step.
No
Record the FREEZE FRAME DATA on the
repair order, then go to the next step.
2
VERIFY RELATED REPAIR
INFORMATION AVAILABILITY
• Verify related service repair information
availability.
• Is any related repair information available?
Yes
Perform repair or diagnosis according to the
available repair information.
• If the vehicle is not repaired, go to the next
step.
No
Go to the next step.
3
INSPECT PCM POWER MONITOR
CIRCUIT FOR SHORT TO GND
• Turn the ignition switch off.
• Inspect for continuity between battery
positive terminal (wiring harness-side) and
body GND.
• Is there continuity?
Yes
Repair or replace the wiring harness for a
possible short to GND, then go to Step 6.
No
Go to the next step.
4
INSPECT PCM CONNECTOR FOR POOR
CONNECTION
• Turn the ignition switch off.
• Disconnect the PCM connector.
Yes
Repair or replace the terminal, then go to Step
6.
No
Go to the next step.