As previously stated, my LC was totaled about a week before I deployed while dealing with this issue. In the meantime, I had ordered the brake booster pump assembly w/accumulator and am looking to sell it back to get my money. If anyone is interested in the part I am just looking to get my money...
I would love to help out, however, I was in the middle of the same issue and working to solve it when I was rear ended by a drunk uninsured illegal who totaled the Cruiser. I had the issue for awhile but never had brake problems. I think the issue was the pump sticking and the pressure cutoff...
Would the brake booster only be affected by cold weather at first startup? I was leaning towards the brake pump motor based on sound and occurrence. I am going to pony up and replace the brake booster and accumulator pump assembly. Other than the crazy lights and siren on cold mornings I've had...
Have you figured this out yet? I have a 2005 LC with the same issue. Strange buzzing in the dash in front of me on cold mornings, runs until it finally times out and I get the ABS, VSC, Brake lights and awful siren. Brakes work fine, I can feel the ABS go out when the lights kick on. Only...