Checking Activation
-- Remove the Engine Control Module - J623-. Refer to appropriate service information.
-- Using a Multimeter, Check the Exhaust Pressure Sensor 1 -G450- or Differential Pressure Sensor -G505- electrical harness connector to the Engine Control Module - J623- electrical harness connector T94 for an open circuit.
| Exhaust Pressure Sensor 1 -G450- or Differential Pressure Sensor -G505- electrical harness connector terminals | Engine Control Module - J623- electrical harness connector T94 terminals. |
|---|---|
| 3 | G450 T94 / 15 |
| 3 | G505 T94 / 79 |
Specified value: 1.5 Ω Max.
If the specified value was Not obtained:
-- Check the wiring connection for an open circuit, short circuit to Battery positive or Ground
-- Check the wiring connection for damage, corrosion, loose or broken terminals.
-- If necessary, repair the faulty wiring connection.
-- Go to Final Procedures
If the specified value was obtained:
-- Replace the Malfunctioning Sensor Exhaust Pressure Sensor 1 -G450- or Differential Pressure Sensor -G505-. Refer to appropriate service information.