TROUBLESHOOTING GUIDE — 23 FUEL ODOR
F2-64flowchart23 FUEL ODOR
DESCRIPTION: Gasoline odor in cabin
NOTE
[TROUBLESHOOTING HINTS]
1. Poor connection or damaged fuel system
2. Charcoal canister overflow due to evapolative emission control system malfunction
23 FUEL ODOR — Troubleshooting
1
STEP 1: Is there fuel leakage or damage of fuel system and evapolative emission control system?
Yes
Repair or replace
No
2
STEP 2: Is "00" displayed on SST with ignition switch ON? (page F2-73)
No
Diagnostic trouble code No. displayed — Check for cause (Refer to specified check sequence) (page F2-74)
Yes
3
"00" displayed — Go to next step
go to next step
4
STEP 3: Is vacuum felt at purge solenoid valve with engine running and throttle valve opened? (Neutral switch connector disconnected)
Yes (go to step 5)
STEP 5: Try a known good ECM and check if condition improves (page F2-141)
No
5
STEP 4: Apply battery positive voltage and ground to purge solenoid valve. Is vacuum felt at solenoid valve at idle?
No
Replace purge solenoid valve
Yes
6
Check ECM terminal voltages (page F2-141)