After Service Precaution

AFTER SERVICE PRECAUTION [MZI-3.7]

WARNING:
- Fuel line spills and leakage are dangerous. Fuel can ignite and cause serious injuries or death and damage. When installing the fuel hose, observe "Fuel Leakage Inspection" described below.

Fuel Leakage Inspection

WARNING:
- Fuel line spills and leakage are dangerous. Fuel can ignite and cause serious injuries or death and damage. Always carry out the following procedure with the engine stopped.

Using M-MDS

1. Connect the M-MDS to the DLC-2.






2. Using the simulation function "FP", start the fuel pump.

3. Verify that there is no fuel leakage from the pressurized parts.

- If there is leakage, replace the fuel hoses and clips.
- If there is damage on the seal on the fuel pipe side, replace the fuel pipe.

Standard
- There shall be no leakage after 5 min.

4. After reinstallation, repeat step 2-3 in the fuel leakage inspection.

Without using M-MDS

1. Disconnect the negative battery cable. (See Removal and Replacement)

2. Remove the fuel pump relay.

CAUTION:
- Short the specified terminals because shorting the wrong terminal of the main fuse block may cause malfunctions.

3. Using a jumper wire, short fuel pump relay terminals C and D in the main fuse block.






4. Connect the negative battery cable and operate the fuel pump.

5. Verify that there is no fuel leakage from the pressurized parts.

- If there is leakage, replace the fuel hoses and clips.
- If there is damage on the seal on the fuel pipe side, replace the fuel pipe.

Standard
- There shall be no leakage after 5 min.

6. After repair, assemble the system and repeat Steps 4-5.