Compressor/Pump: Testing and Inspection

SUSPENSION CONTROL: HEIGHT CONTROL COMPRESSOR: INSPECTION

INSPECTION

1. INSPECT HEIGHT CONTROL COMPRESSOR (EXHAUST VALVE)
(a) Measure the resistance of the exhaust valve.




(1) Measure the resistance according to the value(s) in the table.
Standard resistance:






(b) Check the exhaust valve operation.




(1) Connect terminal 1 to the battery positive (+) terminal, and terminal 2 to the battery negative (-) terminal.
(2) Check the operating sound of the height control valve.
OK:
It should make an operating sound (click).
2. INSPECT HEIGHT CONTROL COMPRESSOR (COMPRESSOR MOTOR)
(a) Check the compressor operation.
(1) Connect terminal 1 (B) to the battery positive (+) terminal, and terminal 2 (E) to the battery negative (-) terminal.




(2) Check the operation of the compressor motor.
OK:
Motor operates.
- Do not operate the height control compressor for 60 seconds or more.
- Since a short and a lock-up inside the height control compressor cause excessive current to flow, stop operation immediately when the compressor motor does not operate.