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Symptom Troubleshooting [Steering System]: Other Mazda 3 BM

Electronic Steering 3 illustrations ~177 words

FOREWORD

  1. If there is any vehicle malfunction complaint lodged by a customer, perform malfunction diagnosis according to the «TROUBLESHOOTING PROCEDURE»(ref-579505-S13015188372013100700000) .

Troubleshooting Procedure Flow Chart. Scheme 87

Scheme 87: Troubleshooting Procedure Flow Chart

Scheme 88

Scheme 88: Action for Non-Repeatable Malfunction

Scheme 89

Scheme 89
  1. If the malfunction does not recur, verify the malfunction cause by performing the following actions: Based on the repair order form, attempt to drive the vehicle or perform tests to replicate the malfunction, record the data (such as CAN circuit voltage) at that time, and detect the malfunction cause. Refer to [Determining Open Circuit Location] based on the recorded DTC, shake the wiring harness or connector of the electrical component which is suspected to be the cause of the malfunction, and inspect for any changes in CAN system voltage or occurrence of any DTCs. (Scheme 88): Shaking Wiring Harness Or Connector Of Electrical Component Inspect the female terminals on the connector of the electric component which is suspected to be the cause of the malfunction for poor connection. (Scheme 89): Inspecting Female Terminals For Poor Connection

NO.1 POOR POWER STEERING ASSIST

1Poor power steering assist
TROUBLESHOOTING HINTS EHPAS DTC is stored Steering gear and linkage malfunction Power steering fluid leakage from electro hydraulic power assist steering (EHPAS) fluid line EHPAS control module malfunction