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DTC U3003:17 [AUTO LEVELING CONTROL MODULE]

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2016 – MX-5 – Body and Accessories

DTC U3003:17 [AUTO LEVELING CONTROL MODULE]

Description

Auto leveling control module high power supply voltage input

Detection condition

  • Auto leveling control module power supply circuit voltage of 15.2 V or more is detected for 5 s or more with the ignition switched ON (engine off or on).

Fail-safe

  • The headlight leveling actuator is stopped at the position when the malfunction is determined.

Possible cause

  • DTCs are stored in the PCM.

  • Battery malfunction

  • Generator malfunction

  • Auto leveling control module malfunction

System wiring diagram

Not applicable

Diagnostic Procedure

Step

Inspection

Action

1

VERIFY PCM DTCs

Yes

Repair the malfunctioning part according to the applicable DTC troubleshooting.

(See DTC TABLE [PCM (SKYACTIV-G 2.0)].)

No

Go to the next step.

2

INSPECT BATTERY

  • Is the battery normal?

Yes

Go to the next step.

No

Replace the battery, then go to Step 4.

(See BATTERY REMOVAL/INSTALLATION [SKYACTIV-G 2.0].)

3

INSPECT GENERATOR

Yes

Go to the next step.

No

Replace the generator, then go to the next step.

(See GENERATOR REMOVAL/INSTALLATION [SKYACTIV-G 2.0].)

4

VERIFY THAT REPAIRS HAVE BEEN COMPLETED

Yes

Repeat the inspection from Step 1.

No

Go to the next step.

5

VERIFY IF OTHER DTCs DISPLAYED

  • Are any other DTCs displayed?

Yes

Repair the malfunctioning part according to the applicable DTC troubleshooting.

(See DTC TABLE [AUTO LEVELING CONTROL MODULE].)

No

DTC troubleshooting completed.

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