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Home >> Mazda >> 2024 >> CX-90 Turbo Select >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 19 (Symptom Troubleshooting - I-Stop (VIN A)) >> Quick Diagnostic Chart [PYUL]

Quick Diagnostic Chart [PYUL]

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x: Applied-: Not applicable

QUICK DIAGNOSTIC CHART (PYUL)

Troubleshooting item Malfunction cause
Starter motor malfunction (mechanical or electrical) Starter circuit including ignition switch Charging system malfunction Valve timing inappropriate Electric variable valve timing system malfunction Hydraulic variable valve timing system malfunction Air suction into intake air system Drive-by-wire system operation malfunction ECT sensor-related circuit malfunction Transaxle range sensor-related circuit malfunction IAT sensor No. 1-related circuit malfunction CKP sensor related damage (open or short circuit in signal circuit)
i-stop warning light (amber) illuminates - - x x x x x x - - - x
i-stop warning light (amber) flashes x x - - - - - - - - - -
i-stop indicator light (green) flashes - - - - - - - - - - - -
i-stop function does not operate x x x - - - - - x - x -
i-stop function operates under no engine-stop conditions - - - - - - - - - x - -
Engine does not restart x x x - - - x x - x - -
Limited i-stop function operation time - - - - - - - - - x - -
Ineffective operation of A/C during engine stop (i-stop system) - - - - - - - - - - - -
Acceleration malfunction - - - - - - - - - - - -
Vehicle moves when accelerating from standstill on slope - - - - - - - - - - - -

x: Applied-: Not applicable

QUICK DIAGNOSTIC CHART (PYUL)

Troubleshooting item Malfunction cause
CKP sensor pulse wheel damage APP sensor-related circuit malfunction AT related parts malfunction Incorrect operation of i-stop system i-stop OFF signal error Instrument cluster malfunction False detection of driver-side buckle switch Liftgate latch switch malfunction Hood latch switch malfunction Battery deterioration Ambient temperature sensor malfunction ABS wheel-speed sensor malfunction
i-stop warning light (amber) illuminates x - - x x x x x x - - -
i-stop warning light (amber) flashes - - - x - - - - - x - -
i-stop indicator light (green) flashes - - - x - - - x - x - -
i-stop function does not operate - x - x x - x x x x x x
i-stop function operates under no engine-stop conditions - x - x x - x x x - x x
Engine does not restart - x - x - - x x x - - -
Limited i-stop function operation time - x - x - - - - - x - -
Ineffective operation of A/C during engine stop (i-stop system) - - - x - - - - - - x -
Acceleration malfunction - - x - - - - - - - - -
Vehicle moves when accelerating from standstill on slope - - x - - - - - - - - -

x: Applied-: Not applicable

QUICK DIAGNOSTIC CHART (PYUL)

Troubleshooting item Malfunction cause
Steering angle sensor malfunction Driver-side air mix actuator malfunction Climate control unit malfunction Keyless antenna malfunction Power brake unit malfunction Passenger compartment temperature sensor malfunction Solar radiation sensor malfunction Number of times i-stop function operates exceeds assured operation amount of components Brake fluid pressure sensor (built into electronically controlled brake unit/DSC HU/CM) malfunction M position switch malfunction Low-G sensor (integrated with SAS control module) malfunction TFT sensor malfunction
i-stop warning light (amber) illuminates - - - - - - - - - - - -
i-stop warning light (amber) flashes - - - - - - - x - - - -
i-stop indicator light (green) flashes - - - - - - - - - x - -
i-stop function does not operate x x x x x - - x x x x x
i-stop function operates under no engine-stop conditions x x x - - - - x - x x -
Engine does not restart x - - - - - - - x x - -
Limited i-stop function operation time - x x - x - - - x x - -
Ineffective operation of A/C during engine stop (i-stop system) - x - - - x x - - - - -
Acceleration malfunction - - - - - - - - x - x -
Vehicle moves when accelerating from standstill on slope - - - - - - - - x - x -

x: Applied-: Not applicable

QUICK DIAGNOSTIC CHART (PYUL)

Troubleshooting item Malfunction cause
Electric AT oil pump malfunction Electronically controlled brake unit/DSC HU/CM malfunction Drive belt wear Instrument cluster malfunction EPS control module malfunction
i-stop warning light (amber) illuminates - - x x -
i-stop warning light (amber) flashes - - - - -
i-stop indicator light (green) flashes - - - - -
i-stop function does not operate - - - - -
i-stop function operates under no engine-stop conditions - - - x x
Engine does not restart - - x - -
Limited i-stop function operation time - - - - -
Ineffective operation of A/C during engine stop (i-stop system) - - - - -
Acceleration malfunction x x - - -
Vehicle moves when accelerating from standstill on slope x x - - -