Toyota Corolla (E120): Knock sensor 1 circuit
Dtc p0325 knock sensor 1 circuit (bank 1 or single sensor)
Dtc p0327 knock sensor 1 circuit low input (bank 1 or single sensor)
Dtc p0328 knock sensor 1 circuit high input (bank 1 or single sensor)
Other materials:
AUX port/USB port
Connect an iPod, USB memory device or portable audio player to the AUX port/USB
port as indicated below. Press to select
“iPod”, “USB” or “AUX”.
Connecting using the AUX port/USB port
■ iPod
Open the cover and connect an iPod using an iPod cable.
Turn on the power of the i ...
Do-it-yourself service precautions
If you perform maintenance by yourself, be sure to follow the correct procedure
as given in these sections.
CAUTION
The engine compartment contains many mechanisms and fluids that may move suddenly,
become hot, or become electrically energized. To avoid death or serious injury,
observe t ...
Pressing power switch does not start system
Wiring diagram
Inspection procedure
1 Inspect radio receiver assy(+b, acc, gnd)
Check that the continuity between terminals at each
condition, as shown in the chart.
Standard:
Check that the voltage between terminals at each condition,
as shown in the chart.
Standard:
...