FUNCTION
- The engine-A/T-ECU check whether the microcomputer, which performs the drive control of the throttle valve, is normal.
TROUBLE JUDGMENT
Check Condition
- Ignition switch is ON position.
Judgment Criterion
- Malfunction of the microcomputer.
Check Conditions
- Ignition switch is in ON position.
- Battery voltage is 6.3 V or more.
Judgment Criteria
- Throttle position sensor output voltage is 4.1 V or less.
- Malfunction of the main microcomputer basic voltage.
Check Conditions
- Ignition switch is ON position.
- Throttle position sensor (main) output voltage is between 0.35 and 4.8 V.
Judgment Criterion
- Malfunction of the throttle position sensor (main) input interface.
PROBABLE CAUSE
- Failed the engine-A/T-ECU
