LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Mazda >> 2023 >> 3 Select, 4D Hatchback >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Symptom Troubleshooting - I-Stop >> I-Stop Warning Light (Amber) Flashes >> Notes
April 5, 2026: LEMON Manuals is launched! Read the announcement.

I-Stop Warning Light (Amber) Flashes: Notes

I-STOP WARNING LIGHT (AMBER) FLASHES (SKYACTIV-G) TROUBLESHOOTING REFERENCE

Troubleshooting item i-stop warning light (amber) flashes
Description
  • i-stop function is inhibited because an i-stop control system error is detected.
Possible cause i-stop component parts malfunction 
  • Detects malfunction in i-stop component part (i-stop related module detects DTC)

    Without Mazda M Hybrid 

    • PCM
    • Current sensor
    • Battery malfunction (deterioration)
    • Generator malfunction (part, system, control malfunction)
    • DC-DC converter
    • DSC HU/Control Module
    • SAS control module
    • TCM (ATX)

    With Mazda M Hybrid 

    • PCM
    • DC-DC converter (Mazda M Hybrid)
    • Mazda M Hybrid battery
    • Integrated starter generator (ISG) (part, system, control malfunction)
    • Electronically controlled brake unit
    • SAS control module
    • TCM
    • EPS control module
    • Body control module (BCM)

Number of times i-stop function operates exceeds assured operation amount of components (without Mazda M Hybrid) 
  • Number of times engine restart exceed limit
  • Any of following parts exceeds assured operation amount:
    • Starter relay
    • Starter
System wiring diagram
  • Not applicable
Connector diagram
  • Not applicable


I-STOP WARNING LIGHT (AMBER) FLASHES - SKYACTIV-G (US) TROUBLESHOOTING REFERENCE

Troubleshooting item i-stop warning light (amber) flashes
Description
  • i-stop function is inhibited because an i-stop control system error is detected.
Possible cause i-stop component parts malfunction 
  • Detects malfunction in i-stop component part (i-stop related module detects DTC)
    • PCM
    • DC-DC converter (Mazda M Hybrid)
    • Mazda M Hybrid battery
    • Integrated starter generator (ISG) (part, system, control malfunction)
    • Electronically controlled brake unit
    • SAS control module
    • TCM
    • EPS control module
    • Body control module (BCM)
System wiring diagram
  • Not applicable
Connector diagram
  • Not applicable