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SEC055D
WITH GST
NFEC0917S02
1) Start engine and warm it up to normal operating temperature.
2) Turn ignition switch “OFF” and wait at least 10 seconds.
3) Disconnect mass air flow sensor harness connector. Then
restart and run engine for at least 5 seconds at idle speed.
4) Stop engine and reconnect mass air flow sensor harness con-
nector.
5) Select “MODE 7” with GST. Make sure DTC P0102 is detected.
6) Select “MODE 4” with GST and erase the DTC P0102.
7) Start engine again and let it idle for at least 10 minutes.
8) Select “MODE 7” with GST. The 1st trip DTC P0172 or P0175
should be detected at this stage, if a malfunction exists. If so,
go to “Diagnostic Procedure”, EC-279.
9) If it is difficult to start engine at step 7, the fuel injection sys-
tem has a malfunction.
10) Crank engine while depressing accelerator pedal.
If engine starts, go to “Diagnostic Procedure”, EC-279. If
engine does not start, check exhaust and intake air leak visu-
ally.
DTC P0172, P0175 FUEL INJECTION SYSTEM FUNCTION
DTC Confirmation Procedure (Cont’d)
EC-276
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