DTC P2128: APP Sensor B (Throttle Position Sensor E) Circuit High Voltage

1. Turn the ignition switch ON (II).

1. Check APP SENSOR-B in the DATA LIST with the HDS.

Is there about 4.9 V or more?

YES | - | Go to Step 3 .
NO | - | Intermittent failure, system is OK at this time. Check for poor connections or loose terminals at the APP sensor and at the ECM/PCM.■

1. Turn the ignition switch OFF.

1. Disconnect the APP sensor 6P connector.

1. Turn the ignition switch ON (II).

1. At the wire harness side, measure voltage between APP sensor 6P connector terminals No. 1 and No. 2.

Is there about 5 V?

YES | - | Go to Step 8 .
NO | - | Go to Step 7 .