Suspension general diagnosisFuel and oil recommendation
Fuel (for USA and Canada)
Use only unleaded gasoline of at least 90 pump octane
(r/2 + m/2).
Gasoline containing mtbe (meltyl tertiary butyl ether),
less than 10% ethanol, or less than 5% methanol with
appropriate cosolvents and corrosion inhibitor is
permissible.
Fuel (for other countries) ...
DTC “c31” (p0705): gp switch circuit
malfunction
Detected condition and possible cause
Detected condition
Possible cause
No gear position switch voltage
Gp switch voltage is not within the following range.
Gp switch voltage > 0.6 V
Gp switch circuit open or short.
Gp switch malfunction.
...
Cylinder head related parts inspection
Refer to “cylinder head disassembly and assembly” .
Cylinder head distortion
Decarbonize the combustion chambers.
Check the gasket surface of the cylinder head for
distortion. Use a straightedge and thickness gauge.
Take clearance readings at several places. If
readings exceed the ...