Nissan Rogue (T33) 2021-Present Service Manual: P2100 Throttle Control Motor
DTC Description
DTC DETECTION LOGIC
| DTC |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition | ||
| P2100 | 00 |
ETC MOT PWR-B1 (Throttle actuator “A” control motor circuit/open) |
Diagnosis condition | Engine running at idle |
| Signal (terminal) | Throttle control motor signal | |||
| Threshold | ECM detects a voltage of power source for throttle control motor is excessively low | |||
| Diagnosis delay time | 0.5 seconds | |||
POSSIBLE CAUSE
-
Harness or connectors (Throttle control motor circuit is open.)
-
Throttle control motor
FAIL-SAFE
Not applicable
DTC Confirmation Procedure
PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.
-
Turn ignition switch OFF and wait at least 10 seconds.
-
Turn ignition switch ON.
-
Turn ignition switch OFF and wait at least 10 seconds.
TESTING CONDITION:
Before performing the following procedure, confirm that battery voltage is more than 8 V.
>>
GO TO 2.
PERFORM DTC CONFIRMATION PROCEDURE
-
Turn ignition switch ON and wait at least 2 seconds.
-
Start engine and let it idle for 5 seconds.
-
Check DTC.
Is DTC detected?
YES>>Proceed to DTC Diagnosis Procedure .
NO-1>>To check malfunction symptom before repair: Refer to Intermittent Incident.
NO-2>>Confirmation after repair: INSPECTION END
DTC Diagnosis Procedure
CHECK ECM POWER SUPPLY
-
Turn ignition switch ON.
-
Check the voltage between ECM harness connector and ground.
+ − Voltage ECM Connector Terminal Connector Terminal F72 5 E21 160 Battery voltage E21 153
Is the inspection result normal?
YES>>GO TO 3.
NO>>GO TO 2.
CHECK ECM POWER SUPPLY CIRCUIT
-
Disconnect ECM harness connector.
-
Disconnect IPDM E/R harness connector.
-
Check the continuity between ECM harness connector and IPDM E/R harness connector.
+ − Continuity ECM IPDM E/R Connector Terminal Connector Terminal F72 5 F35 73 Existed E21 153 -
Also check harness for short to ground.
Is the inspection result normal?
YES>>Perform the trouble diagnosis for power supply circuit.
NO>>Repair or replace error-detected parts.
CHECK ECM RELAY INPUT SIGNAL
Check the voltage between ECM harness connector and ground as per the following conditions.
| ECM | Condition |
Voltage (Approx.) | |||
|---|---|---|---|---|---|
| + | − | ||||
| Connector | Terminal | Connector | Terminal | ||
| F72 | 24 | E21 | 160 | Ignition switch: OFF | Battery voltage |
| Ignition switch: ON | 0 V | ||||
Is the inspection result normal?
YES>>Check intermittent incident. Refer to Intermittent Incident.
NO>>GO TO 4.
CHECK ECM RELAY INPUT SIGNAL CIRCUIT
-
Turn ignition switch OFF.
-
Disconnect ECM harness connector.
-
Disconnect IPDM E/R harness connector.
-
Check the continuity between ECM harness connector and IPDM E/R harness connector.
+ − Continuity ECM IPDM E/R Connector Terminal Connector Terminal F72 24 F42 93 Existed -
Also check harness for short to ground and to power.
Is the inspection result normal?
YES>>Check intermittent incident. Refer to Intermittent Incident.
NO>>Repair or replace error-detected parts.
Other materials:
System Description. Diagnosis System (bcm)
Common Item
CONSULT Function - COMMON ITEM
BCM
Refer to CONSULT Function (BCM - COMMON ITEM).
Theft Alm
CONSULT Function - THEFT ALM
BCM
Refer to CONSULT Function (BCM - THEFT ALM).
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