DTC 2-1-3

EJ. Diagnostic trouble code (DTC) 2-1-3 MFI LH 2.4

2-1-3 Throttle position (TP) switch signal faulty at full load position



DTC conditions:
The TP switch indicates full load but the control module receives a load signal that Is too low to be full load. The DTC will be logged unless the engine is in starting or limp home modes.

Causes of fault:
Grounding in the wiring to the control module. The full load switch Is not breaking.

Fault symptoms:
Normally no fault symptoms.

EJ1




Checking the power supply
- Disconnect the TP switch.
- Ignition on.
Connect a voltmeter between terminals 3 and 2 (GND) on the connector.
The voltmeter should read approx. 12 V.

If the value is OK:
^ Check the TP switch

If the reading is incorrect:
^ Check the wiring and connections for grounding in accordance with NA3. NA. Checking the Wiring

EJ2




Checking the throttle position (TP) switch
- Ignition off.
Connect an ohmmeter between terminals 18 and 3 on the TP switch.
The ohmmeter should read infinite resistance.

If this value is OK:
Intermittent fault.
^ Check the connections for loose contacts In accordance with NA5. NA. Checking the Wiring

If the reading is incorrect:
^ Try using a new TP switch.