Land Cruiser URJ200 URJ202 GRJ200 VDJ200 - 3UR-FE ENGINE CONTROL
DTC P0657 Actuator Supply Voltage Circuit / Open
DESCRIPTION
The ECM monitors the output voltage to the throttle actuator. This self-check ensures that the ECM is functioning properly. The output voltage usually is 0 V when the engine switch is turned off. If the output voltage is higher than 7 V when the engine switch is turned off, the ECM will illuminate the MIL and store DTC(s) when the engine switch is turned on (IG).
| DTC Code | DTC Detection Condition | Trouble Area |
| P0657 | A throttle actuator power supply error. | ECM |
INSPECTION PROCEDURE
| 1.CHECK DTC |
Clear DTC ().
Turn the engine switch off.
Disconnect the cable from the negative (-) battery terminal and wait for 1 minute.
Connect the cable to the negative (-) battery terminal.
Turn the engine switch on (IG) for 10 seconds.
Turn the engine switch off.
Turn the engine switch on (IG).
Check DTC.
- OK:
- P0657 is not output.
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| OK | ||
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