INSPECTION
PROCEDURE
1. INSPECT THROTTLE BODY ASSEMBLY
Text in Illustration
|
*1 |
Component without harness connected (Throttle Body) |
(a) Check that the throttle valve opens and closes smoothly.
(b) Check that there is no sludge accumulating around the throttle body.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
1 (M-) - 2 (M+) |
20°C (68°F) |
0.3 to 100 Ω |
If the result is not as specified, replace the throttle body assembly.
On-vehicle Inspection
RemovalRemoval
REMOVAL
CAUTION / NOTICE / HINT
CAUTION:
Some of these service operations affect the SRS airbag system. Read the precautionary
notices concerning the SRS airbag system before servicing (See page
).
NOTICE:
Be sure to read "Precaution" thorou ...
Random Access Memory (RAM) (P0604)
MONITOR DESCRIPTION
The ECM continuously monitors its internal memory status. This self-check ensures
that the ECM is functioning properly. It is diagnosed by internal "mirroring" of
the main CPU and sub CPU to detect Random Access Memory (RAM) ...
Actuator Supply Voltage Circuit / Open (P0657)
MONITOR DESCRIPTION
The ECM monitors the output voltage to the throttle actuator. This self-check
ensures that the ECM is functioning properly. The output voltage is usually 0 V
when the ignition switch is turned off. If the output voltage is higher than ...