Diesel Data: Automotive Repair

Brake Fluid Pump Relay: Testing and Inspection

ON-VEHICLE INSPECTION

1. INSPECT VSC NO. 1 (FAIL SAFE) RELAY
a. Remove the VSC No. 1 (fail safe) relay.




b. Measure the resistance according to the value(s) in the table.




If the value is not as specified, replace the VSC No. 1 (fail safe) relay.

2. INSPECT VSC NO. 2 RELAY
a. Remove the VSC No. 2 relay.




b. Measure the resistance according to the value(s) in the table.




If the value is not as specified, replace the VSC No. 2 relay.