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6 CHECK FUNCTION OF INJECTORS
With CONSULT-II
1. Start engine.
2. Perform “POWER BALANCE” in “ACTIVE TEST” mode with CONSULT-II.
SEC136D
3. Make sure that each circuit produces a momentary engine speed drop.
Without CONSULT-II
1. Start engine.
2. Listen to each injector operating sound.
MEC703B
Clicking noise should be heard.
OK or NG
OK © GO TO 7.
NG © Perform trouble diagnosis for “INJECTORS”, EC-703.
GI
MA
EM
LC
FE
CL
MT
AT
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
DTC P0171, P0174 FUEL INJECTION SYSTEM FUNCTION
Diagnostic Procedure (Cont’d)
EC-273
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