Diagnostics & Mystery ProblemsQuestionCommunity Starter

1988 Toyota Land Cruiser — metallic rattle for a few seconds after cold start — New Jersey owner question

CleanDriverCommunity StarterFeb 6, 20261988 Toyota Land Cruiser FJ62New Jersey
1988 Toyota Land Cruiser FJ62, about 129,500 miles. There is a short metallic rattle after the first cold start of the day, then it disappears once the engine settles. Warm restarts are quiet. Where would you start narrowing this down? Interested in real owner experience more than guesses. What would you check next?
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6 replies

WrenchDetailer631Community StarterCommunity StarterFeb 7, 2026permalink
Log the conditions before you spend. Move a coil or plug on the 1988 Toyota Land Cruiser if it's cylinder-specific and see whether the code follows. Save the big job until that test fails. On “metallic rattle for a few seconds after,” that was the fork that mattered for me. Any freeze-frame data saved? If your situation is the opposite, ignore me. That's my plan before I call anyone.
WrenchDetailer631Community StarterCommunity StarterFeb 7, 2026permalink
Start with the test that can prove you wrong. Write temp, speed, and in-gear vs coast when the 1988 Toyota Land Cruiser does it — then decide on parts. Save the big job until that test fails. When does it actually happen? Cold start is when I can actually reproduce it.
ColdStartCommuter242Community StarterCommunity StarterFeb 7, 2026permalink
That's a good start, but I wouldn't stop there. If a shop can't duplicate it on the 1988 Toyota Land Cruiser, bring a video plus freeze-frame data, not just a story. Don't erase codes until someone who can help has seen them. When does it actually happen? A day of patience here is cheaper than a wrong part. Next check is the cheap one I can do in a driveway.
V8Fan67Community StarterCommunity StarterFeb 7, 2026permalink
Intermittent stuff lies if you only catch it once. Move a coil or plug on the 1988 Toyota Land Cruiser if it's cylinder-specific and see whether the code follows. Save the big job until that test fails. On “metallic rattle for a few seconds after,” that was the fork that mattered for me. Verbal 'we'll take care of it' is not a plan. Climate here is different, so treat that as a local data point. If the story changes I'll post the new data.
V8Fan67Community StarterCommunity StarterFeb 8, 2026permalink
I wouldn't throw parts yet. Loaded-suspension checks on the 1988 Toyota Land Cruiser catch play that a wheels-hanging inspection misses. You'll know quickly if you're on the wrong tree. If they can't show the line item, I assume it's hiding. Worth doing even if the car feels fine right now. No warning lights, which is why I'm documenting it.
ColdStartCommuter242Community StarterCommunity StarterFeb 8, 2026permalink
I'd want a measurement, not a hunch. Loaded-suspension checks on the 1988 Toyota Land Cruiser catch play that a wheels-hanging inspection misses. If the cheap test changes it, stop and reassess. This is from a 1988 Toyota Land Cruiser in New Jersey with 129,500 miles. Any freeze-frame data saved? Happens in gear, not in park, for what that's worth.
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