DTC P1A80-00: Hybrid/EV Battery Stack 1 Delta SOC High; DTC P1A85-00: Hybrid/EV Battery Stack 2 Delta SOC High [07/2020 - ]: Procedure
- CHECK DTC OUTPUT (HV BATTERY, HYBRID CONTROL)
- Check for DTCs.
Powertrain > HV Battery > Trouble Codes
Powertrain > Hybrid Control > Trouble Codes
Result
Result Proceed to "P1A80-00 or P1A85-00" only is output, or DTCs except the ones in the table below are also output. A DTCs of hybrid battery system in the table below are output. B DTCs of hybrid control system in the table below are output. C System Relevant DTC Hybrid battery system P060A-47 Hybrid/EV Battery Energy Control Module Monitoring Processor Watchdog / Safety MCU Failure P060B-49 Hybrid/EV Battery Energy Control Module A/D Processing Internal Electronic Failure P0606-87 Hybrid/EV Battery Energy Control Module Processor to Monitoring Processor Missing Message P0ABF-28 Hybrid/EV Battery Current Sensor "A" Signal Bias Level Out of Range / Zero Adjustment Failure P0ABF-2A Hybrid/EV Battery Current Sensor "A" Signal Stuck In Range P1CBB-12 Hybrid/EV Battery Current Sensor Power Supply Circuit Short to Auxiliary Battery P1CBB-14 Hybrid/EV Battery Current Sensor Power Supply Circuit Short to Ground or Open P1CC8-1E Hybrid/EV Battery Stack 1 Voltage Difference Out of Range P1CC9-1E Hybrid/EV Battery Stack 2 Voltage Difference Out of Range Hybrid control system P0A1F-94 Hybrid/EV Battery Energy Control Module Unexpected Operation P0B23-1C Hybrid/EV Battery "A" Voltage Sensor Voltage Out of Range P1C2D-62 Hybrid/EV Battery "A" Voltage Sensor/ Boosting Converter Voltage Sensor "A" Signal Compare Failure - Turn the ignition switch off.
Result:
B
GO TO DTC CHART (HYBRID BATTERY SYSTEM). Refer to DIAGNOSTIC TROUBLE CODE CHART [07/2020 - ]
Result:
C
GO TO DTC CHART (HYBRID CONTROL SYSTEM). Refer to DIAGNOSTIC TROUBLE CODE CHART [07/2020 - ]
Result:
A
See step 2
- Check for DTCs.
- CHECK DTC
- Check the DTCs that were output when the vehicle was brought to the workshop.
Result
Result Proceed to "P1A80-00" is also output. A "P1A85-00" is also output. B
Result:
B
See step 7
Result:
A
See step 3
- Check the DTCs that were output when the vehicle was brought to the workshop.
- CHECK FREEZE FRAME DATA (HYBRID/EV BATTERY CELL VOLTAGE)
- Read the value of freeze frame data items "Hybrid/EV Battery Cell 1 Voltage" through "Hybrid/EV Battery Cell 35 Voltage" for DTC P1A80-00 and make a note if the value of any is the lowest voltage value.
Powertrain > HV Battery > Trouble Codes
- Turn the ignition switch off.
Result
Proceed to NEXT
Result:
NEXT
See step 4
- Read the value of freeze frame data items "Hybrid/EV Battery Cell 1 Voltage" through "Hybrid/EV Battery Cell 35 Voltage" for DTC P1A80-00 and make a note if the value of any is the lowest voltage value.
- CHECK BATTERY ECU ASSEMBLY (GA0 - VA35) NOTE:
Make sure to use tester probes with a diameter of approximately 0.5 mm (0.0197 in.) when measuring the resistance.
- Remove the battery ECU assembly.
Refer to REMOVAL [07/2020 - 10/2022] , or refer to REMOVAL [10/2022 - ]
- Measure the resistance according to the value(s) in the table below.
HINT:
Only inspect the terminals of the battery ECU assembly which correspond to the HV battery cells which measured the lowest voltage value in the previous step.
*a Component without harness connected
(Battery ECU Assembly)- - Standard Resistance
HV Battery Cell Tester Connection
(Tester Probe Polarity)Condition Specified Condition 1 y7-1 (GA0) (-) - y7-13 (VA1) (+) Always 50 kΩ or more 2 y7-13 (VA1) (-) - y7-25 (VA2) (+) Always 50 kΩ or more 3 y7-25 (VA2) (-) - y7-2 (VA3) (+) Always 50 kΩ or more 4 y7-2 (VA3) (-) - y7-14 (VA4) (+) Always 50 kΩ or more 5 y7-14 (VA4) (-) - y7-26 (VA5) (+) Always 50 kΩ or more 6 y7-26 (VA5) (-) - y7-3 (VA6) (+) Always 50 kΩ or more 7 y7-3 (VA6) (-) - y7-15 (VA7) (+) Always 50 kΩ or more 8 y7-15 (VA7) (-) - y7-27 (VA8) (+) Always 50 kΩ or more 9 y7-27 (VA8) (-) - y7-4 (VA9) (+) Always 50 kΩ or more 10 y7-4 (VA9) (-) - y7-16 (VA10) (+) Always 50 kΩ or more 11 y7-16 (VA10) (-) - y7-28 (VA11) (+) Always 50 kΩ or more 12 y7-28 (VA11) (-) - y7-5 (VA12) (+) Always 50 kΩ or more 13 y7-5 (VA12) (-) - y7-17 (VA13) (+) Always 50 kΩ or more 14 y7-17 (VA13) (-) - y7-29 (VA14) (+) Always 50 kΩ or more 15 y7-29 (VA14) (-) - y7-6 (VA15) (+) Always 50 kΩ or more 16 y7-6 (VA15) (-) - y7-18 (VA16) (+) Always 50 kΩ or more 17 y7-18 (VA16) (-) - y7-30 (VA17) (+) Always 50 kΩ or more 18 y7-30 (VA17) (-) - y7-7 (VA18) (+) Always 50 kΩ or more 19 y7-7 (VA18) (-) - y7-19 (VA19) (+) Always 50 kΩ or more 20 y7-19 (VA19) (-) - y7-31 (VA20) (+) Always 50 kΩ or more 21 y7-31 (VA20) (-) - y7-8 (VA21) (+) Always 50 kΩ or more 22 y7-8 (VA21) (-) - y7-20 (VA22) (+) Always 50 kΩ or more 23 y7-20 (VA22) (-) - y7-32 (VA23) (+) Always 50 kΩ or more 24 y7-32 (VA23) (-) - y7-9 (VA24) (+) Always 50 kΩ or more 25 y7-9 (VA24) (-) - y7-21 (VA25) (+) Always 50 kΩ or more 26 y7-21 (VA25) (-) - y7-33 (VA26) (+) Always 50 kΩ or more 27 y7-33 (VA26) (-) - y7-10 (VA27) (+) Always 50 kΩ or more 28 y7-10 (VA27) (-) - y7-22 (VA28) (+) Always 50 kΩ or more 29 y7-22 (VA28) (-) - y7-34 (VA29) (+) Always 50 kΩ or more 30 y7-34 (VA29) (-) - y7-11 (VA30) (+) Always 50 kΩ or more 31 y7-11 (VA30) (-) - y7-23 (VA31) (+) Always 50 kΩ or more 32 y7-23 (VA31) (-) - y7-35 (VA32) (+) Always 50 kΩ or more 33 y7-35 (VA32) (-) - y7-12 (VA33) (+) Always 50 kΩ or more 34 y7-12 (VA33) (-) - y7-24 (VA34) (+) Always 50 kΩ or more 35 y7-24 (VA34) (-) - y7-36 (VA35) (+) Always 50 kΩ or more NOTE:- Make sure to check the polarity of each terminal (positive (+) or negative (-)) before connecting a tester.
- Read the resistance after the value has stabilized.
- In order to avoid damaging the terminals of the battery ECU assembly, make sure to use tester probes with a diameter of approximately 0.5 mm (0.0197 in.) when measuring the resistance of the battery ECU assembly.
- Install the battery ECU assembly.
Result
Result Proceed to The voltage between the terminals is 50 kΩ or more. A Other than above B
Result:
B
REPLACE BATTERY ECU ASSEMBLY. Refer to REMOVAL [07/2020 - 10/2022] , or refer to REMOVAL [10/2022 - ]
Result:
A
See step 5
- Remove the battery ECU assembly.
- CHECK TOTAL DISTANCE DRIVEN
- Read the odometer to check the total distance the vehicle has been driven.
Result
Result Proceed to Total distance driven is less than 200000 km (124280 mile) A Total distance driven is 200000 km (124280 mile) or more Current total distance driven - total distance driven when hybrid battery terminal block replaced = less than 200000 km (124280 mile) *1 Other than above B HINT:
*1: If the hybrid battery terminal block has been replaced, use the total distance driven since it was replaced.
Result:
A
REPLACE NO. 1 HV SUPPLY STACK SUB-ASSEMBLY. Refer to REMOVAL [07/2020 - 10/2022] , or refer to REMOVAL [10/2022 - ]
Result:
B
See step 6
- Read the odometer to check the total distance the vehicle has been driven.
- REPLACE NO. 1 HV SUPPLY STACK SUB-ASSEMBLY
Refer to REMOVAL [07/2020 - 10/2022] , or refer to REMOVAL [10/2022 - ]
Result
Proceed to NEXT Result:
NEXT
REPLACE HYBRID BATTERY TERMINAL BLOCK. Refer to REMOVAL [07/2020 - 10/2022] , or refer to REMOVAL [10/2022 - ]
- CHECK FREEZE FRAME DATA (HYBRID/EV BATTERY CELL VOLTAGE)
- Read the value of freeze frame data items "Hybrid/EV Battery Cell 36 Voltage" through "Hybrid/EV Battery Cell 70 Voltage" for DTC P1A85-00 and make a note if the value of any is the lowest voltage value.
Powertrain > HV Battery > Trouble Codes
- Turn the ignition switch off.
Result
Proceed to NEXT
Result:
NEXT
See step 8
- Read the value of freeze frame data items "Hybrid/EV Battery Cell 36 Voltage" through "Hybrid/EV Battery Cell 70 Voltage" for DTC P1A85-00 and make a note if the value of any is the lowest voltage value.
- CHECK BATTERY ECU ASSEMBLY (VAD - VA70) NOTE:
Make sure to use tester probes with a diameter of approximately 0.5 mm (0.0197 in.) when measuring the resistance.
- Remove the battery ECU assembly.
Refer to REMOVAL [07/2020 - 10/2022] , or refer to REMOVAL [10/2022 - ]
- Measure the resistance according to the value(s) in the table below.
HINT:
Only inspect the terminals of the battery ECU assembly which correspond to the HV battery cells which measured the lowest voltage value in the previous step.
*a Component without harness connected
(Battery ECU Assembly)- - Standard Resistance
HV Battery Cell Tester Connection
(Tester Probe Polarity)Condition Specified Condition 36 y4-1 (VAD) (-) - y4-13 (VA36) (+) Always 50 kΩ or more 37 y4-13 (VA36) (-) - y4-25 (VA37) (+) Always 50 kΩ or more 38 y4-25 (VA37) (-) - y4-2 (VA38) (+) Always 50 kΩ or more 39 y4-2 (VA38) (-) - y4-14 (VA39) (+) Always 50 kΩ or more 40 y4-14 (VA39) (-) - y4-26 (VA40) (+) Always 50 kΩ or more 41 y4-26 (VA40) (-) - y4-3 (VA41) (+) Always 50 kΩ or more 42 y4-3 (VA41) (-) - y4-15 (VA42) (+) Always 50 kΩ or more 43 y4-15 (VA42) (-) - y4-27 (VA43) (+) Always 50 kΩ or more 44 y4-27 (VA43) (-) - y4-4 (VA44) (+) Always 50 kΩ or more 45 y4-4 (VA44) (-) - y4-16 (VA45) (+) Always 50 kΩ or more 46 y4-16 (VA45) (-) - y4-28 (VA46) (+) Always 50 kΩ or more 47 y4-28 (VA46) (-) - y4-5 (VA47) (+) Always 50 kΩ or more 48 y4-5 (VA47) (-) - y4-17 (VA48) (+) Always 50 kΩ or more 49 y4-17 (VA48) (-) - y4-29 (VA49) (+) Always 50 kΩ or more 50 y4-29 (VA49) (-) - y4-6 (VA50) (+) Always 50 kΩ or more 51 y4-6 (VA50) (-) - y4-18 (VA51) (+) Always 50 kΩ or more 52 y4-18 (VA51) (-) - y4-30 (VA52) (+) Always 50 kΩ or more 53 y4-30 (VA52) (-) - y4-7 (VA53) (+) Always 50 kΩ or more 54 y4-7 (VA53) (-) - y4-19 (VA54) (+) Always 50 kΩ or more 55 y4-19 (VA54) (-) - y4-31 (VA55) (+) Always 50 kΩ or more 56 y4-31 (VA55) (-) - y4-8 (VA56) (+) Always 50 kΩ or more 57 y4-8 (VA56) (-) - y4-20 (VA57) (+) Always 50 kΩ or more 58 y4-20 (VA57) (-) - y4-32 (VA58) (+) Always 50 kΩ or more 59 y4-32 (VA58) (-) - y4-9 (VA59) (+) Always 50 kΩ or more 60 y4-9 (VA59) (-) - y4-21 (VA60) (+) Always 50 kΩ or more 61 y4-21 (VA60) (-) - y4-33 (VA61) (+) Always 50 kΩ or more 62 y4-33 (VA61) (-) - y4-10 (VA62) (+) Always 50 kΩ or more 63 y4-10 (VA62) (-) - y4-22 (VA63) (+) Always 50 kΩ or more 64 y4-22 (VA63) (-) - y4-34 (VA64) (+) Always 50 kΩ or more 65 y4-34 (VA64) (-) - y4-11 (VA65) (+) Always 50 kΩ or more 66 y4-11 (VA65) (-) - y4-23 (VA66) (+) Always 50 kΩ or more 67 y4-23 (VA66) (-) - y4-35 (VA67) (+) Always 50 kΩ or more 68 y4-35 (VA67) (-) - y4-12 (VA68) (+) Always 50 kΩ or more 69 y4-12 (VA68) (-) - y4-24 (VA69) (+) Always 50 kΩ or more 70 y4-24 (VA69) (-) - y4-36 (VA70) (+) Always 50 kΩ or more NOTE:- Make sure to check the polarity of each terminal (positive (+) or negative (-)) before connecting a tester.
- Read the resistance after the value has stabilized.
- In order to avoid damaging the terminals of the battery ECU assembly, make sure to use tester probes with a diameter of approximately 0.5 mm (0.0197 in.) when measuring the resistance of the battery ECU assembly.
- Install the battery ECU assembly.
Result
Result Proceed to The voltage between the terminals is 50 kΩ or more. A Other than above B
Result:
B
REPLACE BATTERY ECU ASSEMBLY. Refer to REMOVAL [07/2020 - 10/2022] , or refer to REMOVAL [10/2022 - ]
Result:
A
See step 9
- Remove the battery ECU assembly.
- CHECK TOTAL DISTANCE DRIVEN
- Read the odometer to check the total distance the vehicle has been driven.
Result
Result Proceed to Total distance driven is less than 200000 km (124280 mile) A Total distance driven is 200000 km (124280 mile) or more Current total distance driven - total distance driven when hybrid battery terminal block replaced = less than 200000 km (124280 mile) *1 Other than above B HINT:
*1: If the hybrid battery terminal block has been replaced, use the total distance driven since it was replaced.
Result:
A
REPLACE NO. 2 HV SUPPLY STACK SUB-ASSEMBLY. Refer to REMOVAL [07/2020 - 10/2022] , or refer to REMOVAL [10/2022 - ]
Result:
B
See step 10
- Read the odometer to check the total distance the vehicle has been driven.
- REPLACE NO. 2 HV SUPPLY STACK SUB-ASSEMBLY
Refer to REMOVAL [07/2020 - 10/2022] , or refer to REMOVAL [10/2022 - ]
Result
Proceed to NEXT Result:
NEXT
REPLACE HYBRID BATTERY TERMINAL BLOCK. Refer to REMOVAL [07/2020 - 10/2022] , or refer to REMOVAL [10/2022 - ]