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5 CHECK CKPS (POS) INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1. Disconnect ECM harness connector.
2. Check harness continuity between ECM terminal 85 and harness connector F25 terminal 1.
Refer to Wiring Diagram.
Continuity should exist.
3. Also check harness for short to ground and short to power.
OK or NG
OK © GO TO 6.
NG © Repair open circuit or short to ground or short to power in harness or connectors.
6 CHECK CKPS (POS) SUB-HARNESS CIRCUIT FOR OPEN AND SHORT
1. Disconnect CKPS (POS) harness connector.
SEF367Q
2. Check harness continuity between CKPS (POS) terminals and harness connector F171 terminals as follows.
MTBL0352
Continuity should exist.
3. Also check harness for short to ground and short to power.
OK or NG
OK © GO TO 7.
NG © Repair open circuit or short to ground or short to power in harness or connectors.
7 CHECK CKPS (POS) INSTALLATION
Check that CKPS (POS) and HO2S1 (B2) harness clamp are installed correctly as shown below.
SEM222FC
OK or NG
OK © GO TO 8.
NG © Install CKPS (POS) correctly.
DTC P0335 CRANKSHAFT POSITION SENSOR (CKPS) (POS)
Diagnostic Procedure (Cont’d)
EC-348
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