ENGINE AND EMISSION CONTROL SYSTEM
6E1-41
TABLE B-6 EVAP SYSTEM CHECK
C1
A1
A13
C11
C2
1. EVAP canister purge valve
2. To main relay
3. ECM/PCM
4. Sensed information
5. Intake manifold
6. EVAP canister
7. Tank pressure control valve
8. Fuel vapor line
9. Fuel tank
TERMINAL ARRANGEMENT OF ECM/PCM CONNECTOR (VIEWED FROM HARNESS SIDE)
5
6
9
8
7
1
2
3
4
B/R
B/Y
A1
C2
C11
A13
C1
B
B
B/Br
STEP
ACTION
YES
NO
1
1) Check EVAP canister purge sys-
tem for operation, referring to
SYSTEM INSPECTION of
EVAPORATE EMISSION CON-
TROL SYSTEM in this section.
2) Is it in good condition?
EVAP canister purge system is in good
condition.
Check EVAP canister, tank pressure
control valve and fuel filler cap.
Go to step 2.
2
1) Check EVAP canister purge so-
lenoid valve, referring to EVAP
CANISTER PURGE SOLENOID
VALVE of EVAPORATE EMIS-
SION CONTROL SYSTEM in
this section.
2) Are they in good condition?
“B/Y” wire open
“B/R” wire shorted to ground
Poor EVAP canister purge solenoid
valve connector connection
Poor “C2” terminal connection
If wire and connection are OK, substi-
tute a known-good ECM/PCM and re-
check.
Vacuum passage
clogged
Vacuum leakage
Faulty EVAP canister
purge solenoid valve
Содержание RA410
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