Toyota Corolla (E120): Ignition

Ignition system

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Circuit description
A flat type knock sensor (non–resonant type) has the structure that can detect the vibration in a wider band of frequency from about 6 khz to 15 khz and has the following features. Knock sensors are fitted on the cylinder block to detect the engine knocking. The sensor contains a piezoele ...

Terminals of ecu
Oscilloscope wave (*1) Hint: terminal: od – gnd gauge set: 5 v / div, 50 ms / div condition: during cruise control driving o/d switch on. ...

Malfunction in clock
Wiring diagram Inspection procedure 1 Inspect fuse Check the continuity in cig fuse.  check the continuity in dome fuse. 2 Inspect harness or connector Check voltage.  Remove the clock assy with connector still connected.  Measure voltage between ter ...