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4 CHECK CMPS INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check harness continuity between sensor terminal 4 and ECM terminal 49, sensor terminal 3 and ECM terminals 44,
48. Refer to Wiring Diagram.
Continuity should exist.
4. Also check harness for short to ground and short to power.
OK or NG
OK 䊳 GO TO 5.
NG 䊳 Repair open circuit or short to ground or short to power in harness or connectors.
5 CHECK CMPS GROUND CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch OFF.
2. Check harness continuity between sensor terminal 6 and engine ground.
Continuity should exist.
3. Also check harness for short to power.
OK or NG
OK 䊳 GO TO 7.
NG 䊳 GO TO 6.
6 DETECT MALFUNCTIONING PART
Check the following.
쐌 Joint connector-2
쐌 Harness for open between camshaft position sensor and engine ground
䊳 Repair open circuit or short to power in harness or connector.
DTC P0340 CAMSHAFT POSITION SENSOR (CMPS)
VG33E
Diagnostic Procedure (Cont’d)
EC-951
GI
MA
EM
LC
FE
CL
MT
AT
TF
PD
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
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