Toyota Venza: Engine Control System Malfunction (C1201/51)
DESCRIPTION
If a malfunction in the engine control system is detected, the operations of VSC and TRAC are prohibited by the fail-safe function. When the signals from the engine are input normally, the fail-safe is cancelled and the DTC is not stored.
|
DTC Code |
DTC Detection Condition |
Trouble Area |
|---|---|---|
|
C1201/51 |
Engine control system malfunction signal continues for 5 seconds. |
Engine control system |
PROCEDURE
|
1. |
CHECK ENGINE CONTROL SYSTEM |
(a) Check if the engine control system DTC is output (See page
.gif)
for 2GR-FE, or
for 1AR-FE).
|
Result |
Proceed to |
|---|---|
|
DTC is not output (for 2GR-FE) |
A |
|
DTC is not output (for 1AR-FE) |
B |
|
DTC is output (for 2GR-FE) |
C |
|
DTC is output (for 1AR-FE) |
D |
| A | .gif) |
REPLACE ECM (for 2GR-FE) |
| B | |
REPLACE ECM (for 1AR-FE) |
| C | |
INSPECT ENGINE CONTROL SYSTEM (for 2GR-FE) |
| D | |
INSPECT ENGINE CONTROL SYSTEM (for 1AR-FE) |
Malfunction in Deceleration Sensor (C0365/28,C1234/34,C1245/32,C1245/45)
DESCRIPTION
The skid control ECU receives signals from the yaw rate and acceleration sensor
via the CAN communication system.
The yaw rate sensor has a built-in acceleration sensor.
If there is t ...
Open or Short Circuit in ABS Solenoid Relay Circuit (C0278/11)
DESCRIPTION
The ABS solenoid relay supplies power to the ABS solenoid and TRAC solenoid.
The solenoid relay is turned on 1.5 seconds after the ignition switch is turned
to ON, and is turned off if ...
Other materials about Toyota Venza:
Manual Shifting Test
MANUAL SHIFTING TEST
1. PERFORM MANUAL SHIFTING TEST
HINT:
Using this test, it can be determined whether a problem is in an electrical
circuit or if it is a mechanical problem in the transaxle.
If any abnormalities are found in the following ...
Open in Occupant Classification ECU Battery Positive Line (B1794)
DESCRIPTION
This circuit consists of the occupant classification ECU and power source circuit
(battery, fuse and wire harness).
DTC B1794 is recorded when a malfunction is detected in the occupant classification
ECU or power source circuit.
HINT:
If DT ...
Precaution
PRECAUTION
HINT:
In the airbag system, the front airbag sensor, door side airbag sensor
and rear airbag sensor are collectively referred to as the airbag sensors.
The steering pad, driver side knee airbag assembly, front passenger
airb ...
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