P1196
P1196 POOR ENGINE POWER
DTC Logic
DTC DETECTION LOGIC
NOTE:
- If DTC P1196 is displayed with DTC P0201, P0202, P0203, P0204, first perform the trouble diagnosis for DTC P0201, P0202, P0203, P0204. Refer to P0201.
- If DTC P1196 is displayed with DTC P0335, first perform the trouble diagnosis for DTC P0335. Refer to P0335.
- If DTC P1196 is displayed with DTC P0340, first perform the trouble diagnosis for DTC P0340. Refer to P0340.
- If DTC P1196 is displayed with DTC P0605, first perform the trouble diagnosis for DTC P0605. Refer to P0605.
ECM calculates the target torque based on the engine power request signal and the engine speed request signal sent from HV ECU.
HV ECU calculates the estimated torque based on the generator torque.
ECM compares the calculated target torque with the estimated torque sent from HV ECU.
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following before conducting the next test.
1. Turn ignition switch OFF and wait at least 10 seconds.
2. Turn ignition switch ON.
3. Turn ignition switch OFF and wait at least 10 seconds.
Do you have CONSULT-III?
YES - GO TO 2.
NO - GO TO 3.
2.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT-III
1. Activate "INSPECTION MODE 1" ( Mode 1) to start engine, and warm up engine to normal operating temperature.
2. Turn ignition switch OFF and wait at least 10seconds.
3. Turn ignition switch ON.
4. Turn ignition switch OFF and wait at least 10seconds.
5. Turn ignition switch ON (READY).
6. Select "POOR ENG PWR P1196" of "ENGINE PERFORMANCE" in "DTC WORK SUPPORT" mode with
CONSULT-III.
7. Touch "START".
8. Drive vehicle at a speed of 60 km/h (37 MPH) or more until "TESTING" on CONSULT-III changes to "COMPLETED". (It will take approximately 10 seconds.)
CAUTION:
Always drive vehicle at a safe speed.
NOTE:
Keep the vehicle speed as steady as possible during the cruising.
9. Touch "SELF-DIAG RESULT".
Which is displayed on CONSULT-III?
OK - INSPECTION END
NG - Go to "Diagnosis Procedure".
3.PERFORM DTC CONFIRMATION PROCEDURE
With GST
1. Activate "INSPECTION MODE 1" ( Mode 1) to start engine, and warm up engine to normal operating temperature.
2. Turn ignition switch OFF and wait at least 10seconds.
3. Turn ignition switch ON.
4. Turn ignition switch OFF and wait at least 10seconds.
5. Turn ignition switch ON (READY).
6. Drive vehicle at a speed of 60 km/h (37 MPH) or more for at least 10 seconds.
CAUTION:
Always drive vehicle at a safe speed.
NOTE:
Keep the vehicle speed as steady as possible during the cruising.
7. Check DTC.
Is DTC detected?
YES - Go to "Diagnosis Procedure".
NO - INSPECTION END
Diagnosis Procedure
1.CHECK FOR INTAKE AIR LEAK
1. Activate "INSPECTION MODE 1" ( Mode 1) to start engine, and let engine idle.
2. Listen for an intake air leak after the mass air flow sensor.
3. Check PCV hose connection.
Intake air leak detected?
YES - Repair or replace.
NO - GO TO 2.
2.CHECK ELECTRIC THROTTLE CONTROL ACTUATOR VISUALLY
1. Turn ignition switch OFF.
2. Remove the intake air duct.
2. Electric throttle control actuator
Arrow indicates vehicle front
3. Check if foreign matter is caught between the throttle valve (1) and the housing.
Is the inspection result normal?
YES - GO TO 3.
NO - Remove the foreign matter and clean the electric throttle control actuator inside.
3.CHECK FUEL PUMP FUNCTION
Refer to Component Function Check.
Is the inspection result normal?
YES - GO TO 4.
NO - Go to Diagnosis Procedure.
4.CHECK MASS AIR FLOW SENSOR
Check mass air flow sensor. Refer to P0101.
Is the inspection result normal?
YES - GO TO 5.
NO - Replace mass air flow sensor.
5.CHECK FUEL PRESSURE
1. Check fuel pressure. Refer to Testing and Inspection.
Is the inspection result normal?
YES - GO TO 7.
NO - GO TO 6.
6. DETECT MALFUNCTIONING PART
Check fuel hoses and fuel tubes for clogging.
Is the inspection result normal?
YES - Replace "fuel filter and fuel pump assembly".
NO - Repair or replace
7.CHECK FUEL INJECTOR
Check fuel injector. Refer to P0201.
Is the inspection result normal?
YES - GO TO 8.
NO - Replace malfunctioning fuel injector.
8.CHECK SPARK PLUG
Check spark plug. Refer to Service and Repair.
Is the inspection result normal?
YES - GO TO 9.
NO - Clean or replace spark plug.
9.CHECK IGNITION COIL AND CIRCUIT
Check ignition coil and circuit. Refer to Component Function Check.
Is the inspection result normal?
YES - GO TO 10.
NO - Go to Diagnosis Procedure.
10.CHECK COMPRESSION PRESSURE
Check compression pressure. Refer to Testing and Inspection.
Is the inspection result normal?
YES - GO TO 11.
NO - Check pistons, piston rings, valves, valve seats and cylinder head gaskets.
11.CHECK SYMPTOM TABLE
Check items on the lack of power symptom in Symptom Related Diagnostic Procedures.
Is the inspection result normal?
YES - GO TO 12.
NO - Repair or replace.
12.CHECK INTERMITTENT INCIDENT
Refer to Intermittent Incident.
- INSPECTION END