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Home >> Saturn >> 1993 >> SW1 Automatic >> Repair and Diagnosis >> Brakes >> Traction Control >> Anti-Lock Brake System >> Pinpoint Tests >> Code 38, Left Front ESB Does Not Hold Motor >> Notes

Code 38, Left Front ESB Does Not Hold Motor: Notes

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Expansion Spring Brakes (ESB) are used on front and rear actuator motors. ESB is a clutch that prevents modulator piston from being back-driven by hydraulic pressure. If motor is back-driven, ABS Control Module (ACM) turns on ANTI-LOCK warning light.