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Home >> Mazda >> 2020 >> CX-9 Signature >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> On-Board Diagnostic - Active Driving Display >> DTC U3003-16: [Active Driving Display] >> Diagnostic Procedure

Diagnostic Procedure

DTC U3003:16 (ACTIVE DRIVING DISPLAY) DIAGNOSTIC PROCEDURE

Step Inspection Action
1 VERIFY PCM DTCs
Yes Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.
(See DTC TABLE [PCM (SKYACTIV-G 2.5T)] .)
No Go to the next step.
2 INSPECT BATTERY
Yes Go to the next step.
No Recharge or replace the battery, then go to Step 6.
(See BATTERY RECHARGING .)
(See BATTERY REMOVAL/INSTALLATION .)
3 INSPECT GENERATOR
Yes Go to the next step.
No Replace the generator, then go to Step 6.
(See GENERATOR REMOVAL/INSTALLATION [SKYACTIV-G 2.5T] .)
4 INSPECT ACTIVE DRIVING DISPLAY CONNECTOR CONDITION
  • Switch the ignition off.
  • Disconnect the negative battery cable. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
  • Disconnect the active driving display connector.
  • Inspect the connector engagement and connection condition and inspect the terminals for damage, deformation, corrosion, or disconnection.
  • Is the connector normal?
Yes Go to the next step.
No Repair or replace the connector, then go to Step 6.
5 VERIFY ACTIVE DRIVING DISPLAY POWER SUPPLY VOLTAGE
Yes Go to the next step.
No Inspect the C/U IG1 15 A fuse.
  • If the fuse is blown:
    • Refer to the wiring diagram and verify whether or not there is a common connector between C/U IG1 15 A fuse and active driving display terminal B.

If there is a common connector:
  • Determine the malfunctioning part by inspecting the common connector and the terminal for corrosion, damage, or pin disconnection, and the common wiring harness for a short to ground.
  • Repair or replace the malfunctioning part.

If there is no common connector:
  • Repair or replace the wiring harness which has a short to ground.
  • Replace the fuse.
  • If the fuse is damaged:
    • Replace the fuse.
  • If the fuse is normal:
    • Refer to the wiring diagram and verify whether or not there is a common connector between IG1 relay terminal C and active driving display terminal B.

If there is a common connector:
  • Determine the malfunctioning part by inspecting the common connector and the terminal for corrosion, damage, or pin disconnection, and the common wiring harness for a short to ground.
  • Repair or replace the malfunctioning part.

If there is no common connector:
  • Repair or replace the wiring harness which has a short to ground.

Go to the next step.
6 VERIFY THAT REPAIRS HAVE BEEN COMPLETED
Yes Repeat the inspection from Step 1.
No Go to the next step.
7 VERIFY IF OTHER DTCs DISPLAYED
  • Are any other DTCs displayed?
Yes Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.
(See DTC TABLE [ACTIVE DRIVING DISPLAY] .)
No DTC troubleshooting completed.