Brake Booster Pump Motor Circuit
Table of contents
C1253 TOYOTA Possible Causes
- Faulty ABS Motor Relay 1
- Faulty ABS Motor Relay 2
- Faulty Brake Actuator Assembly
- Brake Actuator Assembly harness is open or shorted
- Brake Actuator Assembly circuit poor electrical connection
How do I fix code C1253 TOYOTA?
Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.
Cost of diagnosing the C1253 TOYOTA code
The cost of diagnosing the C1253 TOYOTA code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Anti-Lock Brake System (ABS) Warning Light ON
- Engine Light ON (or Service Engine Soon Warning Light)
C1253 TOYOTA Description
The Skid Control ECU detects decreases in the accumulator pressure according to the data from the accumulator pressure sensor, and then starts and stops the pump motor by operating the motor relay. The Skid Control ECU usually drives the motor relay 1 for ECB control, and the motor relay 2 for ABS control. If either is malfunctioning, the other substitutes.