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Home >> Peugeot >> 1989 >> 505 STX, Standard >> Repair and Diagnosis >> Brakes >> Traction Control >> Anti-Lock Brake System >> Tests >> Main ELECTROVALVE Test >> Operation

Main ELECTROVALVE Test: Operation

Turn ignition on. Wait until pump stops operating. Turn ignition off. Connect a jumper wire between ECU terminals No. 2 and 18. Depress brake pedal moderately. Turn ignition on. Brake pedal should become hard and force upward against foot. If operation is not as specified, perform RESISTANCE test.