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
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 | ![]() |
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) |
System Description
SYSTEM DESCRIPTION
1. DESCRIPTION OF SYSTEM
(a) Each tire pressure warning valve and transmitter is equipped with a tire
pressure sensor and a transmitter and is installed in each tire and wheel assembly.
The sensor measures the tire pressure. The measur ...
Washer fluid
If any washer does not work or the low windshield washer fluid level warning
light comes on, the washer tank may be empty. Add washer fluid.
CAUTION
- When refilling the washer fluid
Do not refill the washer fluid when the engine is hot or running ...
Installation
INSTALLATION
PROCEDURE
1. INSTALL CHECK VALVE GROMMET
(a) Install a new check valve grommet to the brake booster assembly.
2. INSTALL BRAKE VACUUM CHECK VALVE ASSEMBLY
(a) Install the brake vacuum check valve assembly to the brake booster assembly.
3. IN ...