Alphabetical Index

Suspension & Steering
PNEUMATIC (AIR) SUSPENSION SYSTEM

Compressor Relay

TESTING
See Figure 1

Fig. 1: Compressor relay terminal identification
  1. Remove the compressor relay from the fuse block in the engine compartment.
  2. Verify that there is no continuity between terminals C and D using an ohmmeter.
  3. Apply 12 volts across terminal B and ground terminal A. Then check that there is continuity between terminals C and D.
  4. If not as specified, replace the relay.

REMOVAL & INSTALLATION
  1. Locate the proper relay in the engine compartment fuse block for the air suspension compressor.
  2. Disconnect the relay from the fuse block assembly.

To install:

  1. Attach the relay to the terminal in the fuse panel.
  2. Check and make sure the air suspension system functions correctly.

END OF SECTION