DTC B1014: [Auto Light/Wiper Control Module]

2011 Mazda RX-8 Sport, 1.3 2SECTION DTC B1014: [Auto Light/Wiper Control Module]
DTC B1014 DETECTION CONDITION AND POSSIBLE CAUSE

DTC B1014 Rain sensor error
DETECTION CONDITION  Rain sensor internal malfunction
POSSIBLE CAUSE 
  • Rain sensor malfunction
  • Auto light/wiper control module malfunction
DTC B1014 DIAGNOSTIC PROCEDURE

STEP INSPECTION ACTION
1 PERFORM DTC INSPECTION  Yes Replace the rain sensor, then go to the next step. (Refer to RAIN SENSOR REMOVAL/INSTALLATION .)
No Go to the next step.
2 VERIFY DTC  Yes Replace the auto light/wiper control module, then go to the next step. (Refer to AUTO LIGHT/WIPER CONTROL MODULE REMOVAL/INSTALLATION .)
No Go to the next step.
3 VERIFY THAT NO OTHER DTCs ARE PRESENT 
  • Are there other DTCs output?
Yes Perform the corresponding DTC inspection. (Refer to DTC TABLE [AUTO LIGHT/WIPER CONTROL MODULE] .)
No DTC troubleshooting completed.
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.