VR30DDTT engine
- CHECK DTC PRIORITY
If DTC P0090, P1197, P0190, P119A, P119B, P119C, P020x, or P062B, first perform the trouble diagnosis of DTC P0090, P1197, P0190, P119A, P119B, P119C, P020x, or P062B.
Is applicable DTC detected?
YES
Perform the diagnosis of the applicable. Refer to DTC Index .
NO
GO TO 2.
- CHECK FUEL LEAKAGE
- Turn ignition switch ON.
- Visually check the piping between low pressure fuel pump and fuel injectors for fuel leakage.
- Start the engine.
- Visually check the piping between low pressure fuel pump and fuel injectors for fuel leakage.
Is inspection result normal?
YES
GO TO 3.
NO
Repair or replace error-detected parts.
- PRECONDITIONING
If DTC CONFIRMATION PROCEDURE has been previously conducted, always perform the following procedure before conducting the next test.
- Turn ignition switch OFF and wait at least 10 seconds.
- Turn ignition switch ON.
- Turn ignition switch OFF and wait at least 10 seconds.
TESTING CONDITION:
- Before performing the following procedure, confirm that battery voltage is 11 V or more at idle.
- Before performing the following procedure, check that the fuel tank is 1/8 full of fuel.
GO TO 4.
- PERFORM DTC CONFIRMATION PROCEDURE-1
WITH CONSULT
- Turn ignition switch ON.
- Select "COOLAN TEMP/S" in "DATA MONITOR" mode of "ENGINE" using CONSULT.
- Check the following condition;
COOLAN TEMP/S
: (-12) - (+40) deg. C (10.4 - 104 deg. F)
WITH GST
Follow the above steps for "WITH CONSULT".
Is the condition satisfied?
YES
GO TO 5.
NO
- Satisfy the condition.
- Retry from step 1.
- PERFORM DTC CONFIRMATION PROCEDURE-2
WITH CONSULT
- Start the engine and let it idle for 10 seconds.
- Check 1st trip DTC.
WITH GST
Follow the above steps for "WITH CONSULT".
Is 1st trip DTC detected?
YES
Refer to DTC Diagnosis Procedure .
NO
GO TO 6.
- PERFORM DTC CONFIRMATION PROCEDURE-3
WITH CONSULT
- Select "COOLAN TEMP/S" in "DATA MONITOR" mode of "ENGINE" using CONSULT.
- Maintain the following condition for 10 seconds or more at idle.
COOLAN TEMP/S
: 70 deg. C (158 deg. F) or more
- Check 1st trip DTC.
WITH GST
Follow the above steps for "WITH CONSULT".
Is 1st trip DTC detected?
YES
Refer to DTC Diagnosis Procedure .
NO
To check malfunction symptom before repair: Refer to Inspection .
NO
Confirmation after repair: INSPECTION END