How To Perform Test
The procedure for performing the PUMP MOTOR test is described below and summarized in, Fig 1 .
- Install the J 36210 tester and J 36210-90 adapter. Leave ignition off.
- Depressurize hydraulic accumulator by pumping brake pedal a minimum of 25 times until a definite change in pedal feel is achieved.
- No test mode buttons should be depressed. Be sure that all selector buttons are in the out (disengaged) position.
- Turn ignition on. The READY' and PUMP MOTOR LEDs should turn on.
- Begin timing when the ignition is turned on. Watch BRAKE lamp in IPC and PUMP MOTOR LED on tester.
- BRAKE lamp should turn off within 25 seconds after ignition is turned on
- PUMP MOTOR LED should turn off within 5 seconds after BRAKE lamp turns off.
If results differ from those described above, return to the appropriate diagnostic procedure, or see SYMPTOM INDEX under SYSTEM TESTS.