Identification information
PrecautionReplacement
discharge refrigerant from refrigeration system
Start up the engine.
Turn the a/c switch on.
Operate the cooler compressor with an engine
speed of approximately 1,000 rpm for 5 to 6 minutes
to circulate the refrigerant and collect the
compressor oil remaining in each component int ...
Stop light switch circuit
Description
While driving with the cruise control, if the ecm detects that the brake
pedal is depressed, the cruise
control operation will be canceled. The stop light switch sends brake pedal
status signals to the ecm.
When the brake pedal is not depressed, terminal st1- is equal to the ...
Knock sensor 1 circuit
Description
Flat type knock sensors (non-resonant type) have structures that can detect
vibrations over a wide band
of frequencies: between approximately 6 khz and 15 khz.
A knock sensor is fitted onto the engine block to detect engine knocking.
The knock sensor contains a piezoelectri ...