Section 03
TROUBLESHOOTING
Subsection 02
(ENGINE)
03-02-5
SYMPTOM
ENGINE DETONATION AT MAXIMUM RPM.
CONDITION
NORMAL USE.
Test/Inspection
1. Check which type of fuel is used.
a. Octane number is too low and/or alcohol level is too high.
Use recommended fuel type.
2. Check spark plug type.
a. Improper spark plug heat range.
Install recommended spark plugs (refer to TECHNICAL DATA 10).
3. Check exhaust system.
a. Too much restriction.
Replace.
4. Check ignition timing.
a. Timing is too advanced.
Adjust according to specifications (refer to TECHNICAL DATA 10).
5. Check carburetion.
a. Fouled and/or improper carburetor components.
Clean or replace according to specifications (refer to TECHNICAL DATA 10).
6. Check compression ratio and combustion chamber volume.
a. Compression ratio is too high.
Install genuine parts.
Summary of Contents for Formula MACH 1
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Page 296: ...GT SE ANNEX 4...
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