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4 CHECK OUTPUT SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check harness continuity between ECM terminal 103 and terminal 1.
SEF243V
Continuity should exist.
4. Also check harness for short to ground and short to power.
OK or NG
OK (With CONSULT-II) 䊳 GO TO 6.
OK (Without CONSULT-
II)
䊳 GO TO 7.
NG 䊳 GO TO 5.
5 DETECT MALFUNCTIONING PART
Check the harness for open or short between EGRC-solenoid valve and ECM.
䊳 Repair open circuit or short to ground or short to power in harness or connectors.
6 CHECK EGRC-SOLENOID VALVE
With CONSULT-II
Check air passage continuity.
Perform “EGRC SOLENOID VALVE” in “ACTIVE TEST” mode.
SEF717Z
OK or NG
OK 䊳 GO TO 8.
NG 䊳 Replace EGRC-solenoid valve.
DTC P1400 EGRC-SOLENOID VALVE
KA24DE
Diagnostic Procedure (Cont’d)
EC-457
FE
CL
MT
AT
TF
PD
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
GI
MA
EM
LC
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