PROBLEM SYMPTOMS TABLE
HINT:
Symptom |
Suspected Area |
See page |
---|---|---|
Engine does not start. |
Key |
|
Steering lock ECU power source circuit |
|
|
Smart key system (for start function) |
|
|
SFI system (for 2GR-FE) |
|
|
SFI system (for 1AR-FE) |
|
|
Security indicator light is always on. |
Certification ECU (smart key ECU assembly) |
|
Wire harness or connector |
- |
|
Accessory meter assembly |
- |
|
Security indicator light is off. |
Certification ECU (smart key ECU assembly) |
|
Wire harness or connector |
- |
|
Accessory meter assembly |
- |
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are listed in order of probability in the "Suspected Area" column ...
Vehicle Speed Signal Circuit between Stereo Component Amplifier and Combination
Meter
DESCRIPTION
The stereo component amplifier assembly receives a vehicle speed signal from
the combination meter assembly to control the ASL function.
HINT:
A voltage of 12 V or 5 V is output from each ECU and then input to the
combination meter ...
Inspection
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 ...