DTC P3000-389: HV Battery Malfunction: Procedure

WARNING: This page is about a different variant/trim than selected.

CHECK DTC OUTPUT (HV)
1. Connect the Techstream to the DLC3.
2. Turn the power switch on (IG).
3. Select the following menu items: Powertrain / Hybrid Control / Trouble Codes.
4. Check if DTCs are output.
  Result
  
  DTCs other than P3000-388 or P3000-389 are output.
  
  HINT:
  
  If the HV battery voltage has dropped due to a malfunction in other components (inverter with converter assembly, hybrid vehicle transaxle assembly), recharge or replace the HV battery and then repair the malfunctioning part.
YES → See step 12

NO: Go to next step
CHECK DTC OUTPUT (ENGINE CONTROL SYSTEM)
1. Connect the Techstream to the DLC3.
2. Turn the power switch on (IG).
3. Select the following menu items: Powertrain / Engine / Trouble Codes.
4. Check if DTCs are output.
  Result
  
  Engine control system DTCs are output.
YES → See step 13

NO: Go to next step
CHECK ENGINE START
1. Turn the power switch on (READY).
2. Check if the engine starts.
  HINT:
  
  Depressing the accelerator pedal with the shift lever in the P position will cause the engine to start.
  
  OK
  
  The engine starts.
  
  WARNING:
  Do not turn the power switch on (READY) repeatedly after duplicating the problem symptom indicated by DTC P3000-389 and clearing the DTCs. This may cause another problem to occur.
YES → LEAVE VEHICLE IN P POSITION, AND CHARGE HV BATTERY IN IDLE STATUS UNTIL IDLING STOPS

NO: Go to next step
CHECK CRANKSHAFT PULLEY REVOLUTION (P POSITION). Refer to PROCEDURE - Step 4
NG → See step 6

OK: Go to next step

CHECK HV BATTERY

Turn the power switch off.
Wait 10 minutes or more.
Turn the power switch on (IG).
Select the following menu items: Powertrain / Hybrid Control / Data List / Battery Block Vol -V01 to 17.

Read the data list.

Result

Result	Proceed to
One or more battery block voltages are blow 12.0 V.	A
All battery block voltages are 12.0 V or more.	B

B → See step 11

A → See step 11

CHECK CRANKSHAFT PULLEY REVOLUTION (N POSITION). Refer to PROCEDURE - Step 5
OK → See step 8

NG: Go to next step
REPAIR OR REPLACE ENGINE ASSEMBLY
NEXT → See step 9
REPLACE HYBRID VEHICLE TRANSAXLE ASSEMBLY
1. Replace the hybrid vehicle transaxle assembly. Refer to REMOVAL .
NEXT: Go to next step
CHECK ENGINE START
1. Turn the power switch on (READY).
2. Check if the engine starts.
  HINT:
  
  Depressing the accelerator pedal with the shift lever in the P position will cause the engine to start.
  
  OK
  
  The engine starts.
  
  WARNING:
  Do not turn the power switch on (READY) repeatedly after duplicating the problem symptom indicated by DTC P3000-389 and clearing the DTCs. This may cause another problem to occur.
YES → LEAVE VEHICLE IN P POSITION, AND CHARGE HV BATTERY IN IDLE STATUS UNTIL IDLING STOPS

NO: Go to next step

CHECK HV BATTERY

Turn the power switch off.
Wait 10 minutes or more.
Turn the power switch on (IG).
Select the following menu items: Powertrain / Hybrid Control / Data List / Battery Block Vol -V01 to 17.

Read the data list.

Result

Result	Proceed to
One or more battery block voltages are blow 12.0 V.	A
All battery block voltages are 12.0 V or more.	B

B → See step 11

A → See step 11

REPLACE HV BATTERY ASSEMBLY. Refer to REMOVAL
GO TO DTC CHART. Refer to DIAGNOSTIC TROUBLE CODE CHART
GO TO DTC CHART. Refer to DIAGNOSTIC TROUBLE CODE CHART