Manual pages - MX5 Manual | Mazda MX5 (Mk4) 2015+

Knowledge Base

Free to use workshop manual for your 2015+ Mk4 'ND' Mazda MX-5

< Previous Next >

ANY OF THE FOLLOWING LIGHTS ARE NOT ILLUMINATED WITH THE IGNITION SWITCHED ON: (ABS WARNING LIGHT, BRAKE SYSTEM WARNING LIGHT, TCS/DSC INDICATOR LIGHT AND/OR DSC OFF INDICATOR LIGHT) [DYNAMIC STABILITY CONTROL (DSC)]

1	Any of the following lights are not illuminated with the ignition switched ON: (ABS warning light, brake system warning light, TCS/DSC indicator light and/or DSC OFF indicator light)
POSSIBLE CAUSE	DSC HU/CM does not operate. Communication error between DSC HU/CM and instrument cluster DSC HU/CM internal malfunction Instrument cluster malfunction

Diagnostic procedure

STEP	INSPECTION		ACTION
1	CONFIRM DSC HU/CM DTC Retrieve the DSC HU/CM DTC using the M-MDS. (See DTC INSPECTION [DSC HU/CM].) Are any DTCs present?	Yes	Go to the applicable DTC inspection. (See DTC INSPECTION [DSC HU/CM].)
		No	Go to the next step.
2	VERIFY WHETHER MALFUNCTION IS INSTRUMENT CLUSTER OR ELSEWHERE Switch the ignition ON. Are other warning and indicator lights illuminated?	Yes	Go to the next step.
		No	Inspect the instrument cluster for power supply and ground circuit. (See INSTRUMENT CLUSTER INSPECTION.) If there is a malfunction, repair or replace any malfunctioning parts according to the inspection result. (See INSTRUMENT CLUSTER REMOVAL/INSTALLATION.)
3	INSPECT CONNECTION OF DSC HU/CM CONNECTOR Inspect connection of the DSC HU/CM connector. Is the DSC HU/CM connector connected securely?	Yes	Go to the next step.
		No	Connect the DSC HU/CM connector securely, then go to the next step.
4	INSPECT CONNECTION OF CONNECTOR TERMINAL Is there a poor connection in the DSC HU/CM, instrument cluster, or related-connector terminal?	Yes	Repair the poor connection location of the terminal.
		No	Go to the next step.
5	VERIFY DTC FOR CAN SYSTEM WIRING HARNESS Retrieve the DSC HU/CM DTC using the M-MDS. (See DTC INSPECTION [DSC HU/CM].) Is the DTC U0001:88 present?	Yes	Go to the next step.
		No	Inspect the instrument cluster. (See INSTRUMENT CLUSTER INSPECTION.) If there is malfunction, replace the instrument cluster. (See INSTRUMENT CLUSTER REMOVAL/INSTALLATION.)
6	VERIFY DTC FOR MODULE COMMUNICATION Retrieve the DSC HU/CM DTC using the M-MDS. (See DTC INSPECTION [DSC HU/CM].) Is the DTC U0100:00, U0101:00, U0104:00, U0114:00, U0131:00, U0140:00, U0151:00, U0155:00, or U0235:00 present?	Yes	Go to the applicable DTC inspection. (Communication error between each module (CAN)) (See DTC U0001:88/U0100:00/U0101:00/U012B:00/U0131:00/U0151:00/U0155:00 [DSC HU/CM].)
		No	Inspect the instrument cluster. (See INSTRUMENT CLUSTER INSPECTION.) If there is malfunction, replace the instrument cluster. (See INSTRUMENT CLUSTER REMOVAL/INSTALLATION.))

< Previous Next >

This fan site is not affiliated with Mazda, and is intended for personal, or commercial use only. The content of our web pages is for general information purposes only and is presented “as is”. We give no assurance or warranty regarding the accuracy of the contents. Readers should do their due diligence and seek the advice of an appropriately certified automotive technician before attempting any steps on this site. Original content provided by Mazda North America. The content of the manual is copyright under DMCA to: full.metal.resistor@gmail.com

We accept no responsibility for errors, inaccuracies, or omissions found on these pages. Additionally, we hereby exclude liability for any demands, claims, damages or losses of any kind with regard to any content or information provided on our web-site, including but not limited to incidental or consequential damages, direct or indirect loss, compensatory damages, loss of profits, or otherwise. By using this manual you assume full liablity for any procedures carried out on your vehicle, and are responsible for the vehicle remaining road legal and safe.