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 |
- |
System Description
RegistrationVC Output Circuit
DESCRIPTION
The ECM constantly generates 5 V of power from battery voltage supplied to the
+B (BATT) terminal to operate the microprocessor. The ECM also provides this power
to the sensors through the VC output circuit.
When the VC circuit is short-cir ...
Transmission Range Sensor Circuit Malfunction (PRNDL Input) (P0705)
DESCRIPTION
The park/neutral position switch detects the shift lever position and sends signals
to the TCM.
DTC No.
DTC Detection Condition
Trouble Area
P0705
(A) Any 2 or more signals of the fol ...
Air Mix Damper Control Servo Motor Circuit (Driver Side) (B1446/46)
DESCRIPTION
The air mix control servo motor sends pulse signals to indicate the damper position
to the A/C amplifier. The A/C amplifier activates the motor (normal or reverse)
based on these signals to move the air mix damper (driver side) to any position ...