DTC Diagnosis Procedure
- CHECK DTC PRIORITY
If DTC P2101 is displayed with DTC P2100 or P2119, first perform the confirmation procedure for DTC P2100 or P2119.
Is applicable DTC detected?
YES>>
Perform diagnosis of applicable.
- DTC P2100: Refer to DTC Description .
- DTC P2119: Refer to DTC Description .
NO>>
GO TO 2.
- CHECK THROTTLE CONTROL MOTOR RELAY INPUT SIGNAL
Check the voltage between ECM harness connector terminals as per the following conditions.
ECM Condition Voltage
(Approx.)+ - Connector Terminal Connector Terminal F142 139 E152 204 Ignition switch: ON → OFF 0 - 1.0 V → Battery voltage → 0 V Ignition switch: ON 0 - 1.0 V Is the inspection result normal?
YES>>
GO TO 5.
NO>>
GO TO 3.
- CHECK THROTTLE CONTROL MOTOR 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 F142 139 E124 65 Existed - Also check harness for short to ground and to power.
Is the inspection result normal?
YES>>
GO TO 4.
NO>>
Repair or replace error-detected parts.
- CHECK THROTTLE CONTROL MOTOR RELAY POWER SUPPLY CIRCUIT
- Check the continuity between ECM harness connector and IPDM E/R harness connector.
+ - Continuity ECM IPDM E/R Connector Terminal Connector Terminal F142 95 E123 57 Existed - 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 the continuity between ECM harness connector and IPDM E/R harness connector.
- CHECK THROTTLE CONTROL MOTOR (BANK 1) OUTPUT SIGNAL CIRCUIT
- Turn ignition switch OFF.
- Disconnect electric throttle control actuator (bank 1) harness connector.
- Disconnect ECM harness connector.
- Check the continuity between electric throttle control actuator (bank 1) harness connector and ECM harness connector.
Electric throttle control actuator (bank 1) ECM Continuity Connector Terminal Connector Terminal F118 2 F142 148 Existed 147 Not existed 1 148 Not existed 147 Existed - Also check harness for short to ground and to power.
Is the inspection result normal?
YES>>
GO TO 6.
NO>>
Repair or replace error-detected parts.
- CHECK THROTTLE CONTROL MOTOR (BANK 2) OUTPUT SIGNAL CIRCUIT
- Turn ignition switch OFF.
- Disconnect electric throttle control actuator (bank 2) harness connector.
- Disconnect ECM harness connector.
- Check the continuity between electric throttle control actuator (bank 2) harness connector and ECM harness connector.
Electric throttle control actuator (bank 2) ECM Continuity Connector Terminal Connector Terminal F119 2 F142 150 Existed 149 Not existed 1 150 Not existed 149 Existed - Also check harness for short to ground and to power.
Is the inspection result normal?
YES>>
GO TO 7.
NO>>
Repair or replace error-detected parts.
- CHECK ELECTRIC THROTTLE CONTROL ACTUATOR VISUALLY
- Remove the intake air duct. Refer to AIR CLEANER AND AIR DUCT : Exploded View .
- Check if foreign matter is caught between the throttle valve and the housing.
Is the inspection result normal?
YES>>
GO TO 8.
NO>>
Remove the foreign matter and clean the electric throttle control actuator inside, then perform throttle valve closed position learning. Refer to Work Procedure .
- CHECK THROTTLE CONTROL MOTOR (BANK 1) AND (BANK 2)
Check the throttle control motor (bank 1) and (bank 2). Refer to Component Inspection . Is the inspection result normal?
YES>>
INSPECTION END
NO>>
Replace malfunctioning electric throttle control actuator. Refer to INTAKE MANIFOLD COLLECTOR : Exploded View .