Toyota RAV4 (XA40) 2013-2018 Service Manual: Mass air flow meter
Components
Mil circuit
Description
The mil (malfunction indicator lamp) is used to indicate vehicle malfunction
detections by the ecm.
When the ignition switch is turned on, power is supplied to the mil circuit, and
...
On-vehicle inspection
Notice:
Perform the maf meter inspection according to the
procedures below.
Only replace the maf meter when both the long
ft#1 value and maf value in the data list (with the
engine stopped ...
Other materials:
Transmission range sensor circuit malfunction (prndl input)
Description
The park/neutral position (pnp) switch detects the shift lever position and
sends signals to the ecm.
Monitor description
These dtcs indicate a problem with the park/neutral position switch and the
wire harness in the park/
neutral position switch circuit.
The park/neu ...
Check for short circuit
If the wire harness is ground shorted (fig. 5), Locate
the section by conducting a resistance check with
the body ground (below).
Check the resistance with the body ground.
Disconnect connectors a and c, and measure
the resistance
Standard resistance (fig. 6)
Hint:
Measure ...
Check mode procedure
Panel diagnosis (indicator check)
Turn the ignition switch to lock.
Turn the ignition switch on while simultaneously
pressing the a/c control auto switch and the rec/
frs switch.
Check that all indicators and the display area are
turned on and off 4 times in succession at 1 second ...
