DTC P1A80-00: Hybrid/EV Battery Stack 1 Delta SOC High; DTC P1A85-00: Hybrid/EV Battery Stack 2 Delta SOC High; DTC P1A8A-00: Hybrid/EV Battery Stack 3 Delta SOC High; DTC P1A90-00: Hybrid/EV Battery Stack 4 Delta SOC High [12/2023 - ]: Procedure
- CHECK DTC OUTPUT (HV BATTERY, HYBRID CONTROL)
Pre-procedure1
- None.
Procedure1
- Check for DTCs.
Powertrain > HV Battery > Trouble Codes
Powertrain > Hybrid Control > Trouble Codes
Result
Result Proceed to "P1A80-00, P1A85-00, P1A8A-00 or P1A90-00" 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 P1AC4-13 Hybrid/EV Battery Stack 1 Current Interrupt Device Circuit Open P1AC5-13 Hybrid/EV Battery Stack 2 Current Interrupt Device Circuit Open P1AC6-13 Hybrid/EV Battery Stack 3 Current Interrupt Device Circuit Open P1AC7-13 Hybrid/EV Battery Stack 4 Current Interrupt Device Circuit Open P1AC4-9E Hybrid/EV Battery Stack 1 Current Interrupt Device Stuck On P1AC5-9E Hybrid/EV Battery Stack 2 Current Interrupt Device Stuck On P1AC6-9E Hybrid/EV Battery Stack 3 Current Interrupt Device Stuck On P1AC7-9E Hybrid/EV Battery Stack 4 Current Interrupt Device Stuck On 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 P1CCA-1E Hybrid/EV Battery Stack 3 Voltage Difference Out of Range P1CCB-1E Hybrid/EV Battery Stack 4 Voltage Difference Out of Range Hybrid control system 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 Post-procedure1
- Turn the ignition switch off.
Result:
B
GO TO DTC CHART (HYBRID BATTERY SYSTEM). Refer To DIAGNOSTIC TROUBLE CODE CHART [12/2023 - ]
Result:
C
GO TO DTC CHART (HYBRID CONTROL SYSTEM). Refer to DIAGNOSTIC TROUBLE CODE CHART [12/2023 - ]
Result:
A
See step 2
- None.
- 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 "P1A8A-00" is also output. C "P1A90-00" is also output. D
Result:
B
See step 7
Result:
C
See step 11
Result:
D
See step 15
Result:
A
See step 3
- Check the DTCs that were output when the vehicle was brought to the workshop.
- CHECK FREEZE FRAME DATA
Pre-procedure1
- None.
Procedure1
- Read the value of freeze frame data items "Hybrid/EV Battery Cell 1 voltage" through "Hybrid/EV Battery Cell 24 voltage" for DTC P1A80-00 and make a note if the value of any is the lowest voltage value.
Powertrain > HV Battery > Trouble Codes
Result
Proceed to NEXT Post-procedure1
- Turn the ignition switch off.
Result:
NEXT
See step 4
- None.
- CHECK BATTERY VOLTAGE SENSOR (VA1 - VA24) NOTE:
Make sure to use tester probes with a diameter of approximately 0.5 mm (0.0197 in.) when measuring the resistance.
Pre-procedure1
- Remove the battery voltage sensor.
HINT:
Refer to REMOVAL [12/2023 - ]
Procedure1
- Measure the resistance according to the value(s) in the table below.
HINT:
Only inspect the terminals of the battery voltage sensor which correspond to the HV battery cells which measured the lowest voltage value in the previous step.
*a Component without harness connected
(Battery Voltage Sensor)- - Standard Resistance
Hybrid Battery Cell Tester Connection
(Tester Probe Polarity)Condition Specified Condition 1 z20-11 (GA0) (-) - z20-9 (VA1) (+) Always 50 kΩ or more 2 z20-9 (VA1) (-) - z20-8 (VA2) (+) Always 50 kΩ or more 3 z20-8 (VA2) (-) - z20-17 (VA3) (+) Always 50 kΩ or more 4 z20-17 (VA3) (-) - z20-7 (VA4) (+) Always 50 kΩ or more 5 z20-7 (VA4) (-) - z20-16 (VA5) (+) Always 50 kΩ or more 6 z20-16 (VA5) (-) - z20-6 (VA6) (+) Always 50 kΩ or more 7 z20-6 (VA6) (-) - z20-5 (VA7) (+) Always 50 kΩ or more 8 z20-5 (VA7) (-) - z20-15 (VA8) (+) Always 50 kΩ or more 9 z20-15 (VA8) (-) - z20-4 (VA9) (+) Always 50 kΩ or more 10 z20-4 (VA9) (-) - z20-1 (VA10) (+) Always 50 kΩ or more 11 z20-1 (VA10) (-) - z20-3 (VA11) (+) Always 50 kΩ or more 12 z20-3 (VA11) (-) - z20-14 (VA12) (+) Always 50 kΩ or more 13 z21-27 (GA1) (-) - z21-17 (VA13) (+) Always 50 kΩ or more 14 z21-17 (VA13) (-) - z21-4 (VA14) (+) Always 50 kΩ or more 15 z21-4 (VA14) (-) - z21-16 (VA15) (+) Always 50 kΩ or more 16 z21-16 (VA15) (-) - z21-3 (VA16) (+) Always 50 kΩ or more 17 z21-3 (VA16) (-) - z21-15 (VA17) (+) Always 50 kΩ or more 18 z21-15 (VA17) (-) - z21-25 (VA18) (+) Always 50 kΩ or more 19 z21-25 (VA18) (-) - z21-14 (VA19) (+) Always 50 kΩ or more 20 z21-14 (VA19) (-) - z21-13 (VA20) (+) Always 50 kΩ or more 21 z21-13 (VA20) (-) - z21-12 (VA21) (+) Always 50 kΩ or more 22 z21-12 (VA21) (-) - z21-23 (VA22) (+) Always 50 kΩ or more 23 z21-23 (VA22) (-) - z21-11 (VA23) (+) Always 50 kΩ or more 24 z21-11 (VA23) (-) - z21-10 (VA24) (+) 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 voltage sensor, make sure to use tester probes with a diameter of approximately 0.5 mm (0.0197 in.) when measuring the resistance of the battery voltage sensor.
Result
Result Proceed to The resistance between the terminals is 50 kΩ or more. A Other than above B Post-procedure1
- Install the battery voltage sensor.
Result:
B
REPLACE BATTERY VOLTAGE SENSOR. Refer to REMOVAL [12/2023 - ]
Result:
A
See step 5
- Remove the battery voltage sensor.
- 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 service plug grip replaced = less than 200000 km (124280 mile) *1 Other than above B HINT:
*1: If the service plug grip 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 [12/2023 - ]
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
HINT:
Refer to REMOVAL [12/2023 - ]
Result
Proceed to NEXT Result:
NEXT
REPLACE SERVICE PLUG GRIP. Refer to REMOVAL [12/2023 - ]
- CHECK FREEZE FRAME DATA
Pre-procedure1
- None.
Procedure1
- Read the value of freeze frame data items "Hybrid/EV Battery Cell 25 voltage" through "Hybrid/EV Battery Cell 48 voltage" for DTC P1A85-00 and make a note if the value of any is the lowest voltage value.
Powertrain > HV Battery > Trouble Codes
Result
Proceed to NEXT Post-procedure1
- Turn the ignition switch off.
Result:
NEXT
See step 8
- None.
- CHECK BATTERY VOLTAGE SENSOR (VA25 - VA48) NOTE:
Make sure to use tester probes with a diameter of approximately 0.5 mm (0.0197 in.) when measuring the resistance.
Pre-procedure1
- Remove the battery voltage sensor.
HINT:
Refer to REMOVAL [12/2023 - ]
Procedure1
- Measure the resistance according to the value(s) in the table below.
HINT:
Only inspect the terminals of the battery voltage sensor which correspond to the HV battery cells which measured the lowest voltage value in the previous step.
*a Component without harness connected
(Battery Voltage Sensor)- - Standard Resistance
Hybrid Battery Cell Tester Connection
(Tester Probe Polarity)Condition Specified Condition 25 z21-5 (GA2) (-) - z21-18 (VA25) (+) Always 50 kΩ or more 26 z21-18 (VA25) (-) - z22-27 (VA26) (+) Always 50 kΩ or more 27 z22-27 (VA26) (-) - z22-17 (VA27) (+) Always 50 kΩ or more 28 z22-17 (VA27) (-) - z22-4 (VA28) (+) Always 50 kΩ or more 29 z22-4 (VA28) (-) - z22-16 (VA29) (+) Always 50 kΩ or more 30 z22-16 (VA29) (-) - z22-3 (VA30) (+) Always 50 kΩ or more 31 z22-3 (VA30) (-) - z22-15 (VA31) (+) Always 50 kΩ or more 32 z22-15 (VA31) (-) - z22-25 (VA32) (+) Always 50 kΩ or more 33 z22-25 (VA32) (-) - z22-14 (VA33) (+) Always 50 kΩ or more 34 z22-14 (VA33) (-) - z22-13 (VA34) (+) Always 50 kΩ or more 35 z22-13 (VA34) (-) - z22-12 (VA35) (+) Always 50 kΩ or more 36 z22-12 (VA35) (-) - z22-23 (VA36) (+) Always 50 kΩ or more 37 z22-11 (GA3) (-) - z22-10 (VA37) (+) Always 50 kΩ or more 38 z22-10 (VA37) (-) - z22-21 (VA38) (+) Always 50 kΩ or more 39 z22-21 (VA38) (-) - z22-9 (VA39) (+) Always 50 kΩ or more 40 z22-9 (VA39) (-) - z22-8 (VA40) (+) Always 50 kΩ or more 41 z22-8 (VA40) (-) - z22-20 (VA41) (+) Always 50 kΩ or more 42 z22-20 (VA41) (-) - z22-7 (VA42) (+) Always 50 kΩ or more 43 z22-7 (VA42) (-) - z22-19 (VA43) (+) Always 50 kΩ or more 44 z22-19 (VA43) (-) - z22-2 (VA44) (+) Always 50 kΩ or more 45 z22-2 (VA44) (-) - z22-6 (VA45) (+) Always 50 kΩ or more 46 z22-6 (VA45) (-) - z22-1 (VA46) (+) Always 50 kΩ or more 47 z22-1 (VA46) (-) - z22-5 (VA47) (+) Always 50 kΩ or more 48 z22-5 (VA47) (-) - z22-18 (VA48) (+) 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 voltage sensor, make sure to use tester probes with a diameter of approximately 0.5 mm (0.0197 in.) when measuring the resistance of the battery voltage sensor.
Result
Result Proceed to The resistance between the terminals is 50 kΩ or more. A Other than above B Post-procedure1
- Install the battery voltage sensor.
Result:
B
REPLACE BATTERY VOLTAGE SENSOR. Refer to REMOVAL [12/2023 - ]
Result:
A
See step 9
- Remove the battery voltage sensor.
- 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 service plug grip replaced = less than 200000 km (124280 mile) *1 Other than above B HINT:
*1: If the service plug grip 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 [12/2023 - ]
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
HINT:
Refer to REMOVAL [12/2023 - ]
Result
Proceed to NEXT Result:
NEXT
REPLACE SERVICE PLUG GRIP. Refer to REMOVAL [12/2023 - ]
- CHECK FREEZE FRAME DATA
Pre-procedure1
- None.
Procedure1
- Read the value of freeze frame data items "Hybrid/EV Battery Cell 49 voltage" through "Hybrid/EV Battery Cell 72 voltage" for DTC P1A8A-00 and make a note if the value of any is the lowest voltage value.
Powertrain > HV Battery > Trouble Codes
Result
Proceed to NEXT Post-procedure1
- Turn the ignition switch off.
Result:
NEXT
See step 12
- None.
- CHECK BATTERY VOLTAGE SENSOR (VA49 - VA72) NOTE:
Make sure to use tester probes with a diameter of approximately 0.5 mm (0.0197 in.) when measuring the resistance.
Pre-procedure1
- Remove the battery voltage sensor.
HINT:
Refer to REMOVAL [12/2023 - ]
Procedure1
- Measure the resistance according to the value(s) in the table below.
HINT:
Only inspect the terminals of the battery voltage sensor which correspond to the HV battery cells which measured the lowest voltage value in the previous step.
*a Component without harness connected
(Battery Voltage Sensor)- - Standard Resistance
Hybrid Battery Cell Tester Connection
(Tester Probe Polarity)Condition Specified Condition 49 z23-11 (GA4) (-) - z23-9 (VA49) (+) Always 50 kΩ or more 50 z23-9 (VA49) (-) - z23-8 (VA50) (+) Always 50 kΩ or more 51 z23-8 (VA50) (-) - z23-17 (VA51) (+) Always 50 kΩ or more 52 z23-17 (VA51) (-) - z23-7 (VA52) (+) Always 50 kΩ or more 53 z23-7 (VA52) (-) - z23-16 (VA53) (+) Always 50 kΩ or more 54 z23-16 (VA53) (-) - z23-6 (VA54) (+) Always 50 kΩ or more 55 z23-6 (VA54) (-) - z23-5 (VA55) (+) Always 50 kΩ or more 56 z23-5 (VA55) (-) - z23-15 (VA56) (+) Always 50 kΩ or more 57 z23-15 (VA56) (-) - z23-4 (VA57) (+) Always 50 kΩ or more 58 z23-4 (VA57) (-) - z23-1 (VA58) (+) Always 50 kΩ or more 59 z23-1 (VA58) (-) - z23-3 (VA59) (+) Always 50 kΩ or more 60 z23-3 (VA59) (-) - z23-14 (VA60) (+) Always 50 kΩ or more 61 z24-30 (GA5) (-) - z24-19 (VA61) (+) Always 50 kΩ or more 62 z24-19 (VA61) (-) - z24-29 (VA62) (+) Always 50 kΩ or more 63 z24-29 (VA62) (-) - z24-5 (VA63) (+) Always 50 kΩ or more 64 z24-5 (VA63) (-) - z24-18 (VA64) (+) Always 50 kΩ or more 65 z24-18 (VA64) (-) - z24-4 (VA65) (+) Always 50 kΩ or more 66 z24-4 (VA65) (-) - z24-28 (VA66) (+) Always 50 kΩ or more 67 z24-28 (VA66) (-) - z24-17 (VA67) (+) Always 50 kΩ or more 68 z24-17 (VA67) (-) - z24-16 (VA68) (+) Always 50 kΩ or more 69 z24-16 (VA68) (-) - z24-27 (VA69) (+) Always 50 kΩ or more 70 z24-27 (VA69) (-) - z24-15 (VA70) (+) Always 50 kΩ or more 71 z24-15 (VA70) (-) - z24-14 (VA71) (+) Always 50 kΩ or more 72 z24-14 (VA71) (-) - z24-26 (VA72) (+) 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 voltage sensor, make sure to use tester probes with a diameter of approximately 0.5 mm (0.0197 in.) when measuring the resistance of the battery voltage sensor.
Result
Result Proceed to The resistance between the terminals is 50 kΩ or more. A Other than above B Post-procedure1
- Install the battery voltage sensor.
Result:
B
REPLACE BATTERY VOLTAGE SENSOR. Refer to REMOVAL [12/2023 - ]
Result:
A
See step 13
- Remove the battery voltage sensor.
- 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 service plug grip replaced = less than 200000 km (124280 mile) *1 Other than above B HINT:
*1: If the service plug grip has been replaced, use the total distance driven since it was replaced.
Result:
A
REPLACE NO. 3 HV SUPPLY STACK SUB-ASSEMBLY. Refer to REMOVAL [12/2023 - ]
Result:
B
See step 14
- Read the odometer to check the total distance the vehicle has been driven.
- REPLACE NO. 3 HV SUPPLY STACK SUB-ASSEMBLY
HINT:
Refer to REMOVAL [12/2023 - ]
Result
Proceed to NEXT Result:
NEXT
REPLACE SERVICE PLUG GRIP. Refer to REMOVAL [12/2023 - ]
- CHECK FREEZE FRAME DATA
Pre-procedure1
- None.
Procedure1
- Read the value of freeze frame data items "Hybrid/EV Battery Cell 73 voltage" through "Hybrid/EV Battery Cell 96 voltage" for DTC P1A90-00 and make a note if the value of any is the lowest voltage value.
Powertrain > HV Battery > Trouble Codes
Result
Proceed to NEXT Post-procedure1
- Turn the ignition switch off.
Result:
NEXT
See step 16
- None.
- CHECK BATTERY VOLTAGE SENSOR (VA73 - VA96) NOTE:
Make sure to use tester probes with a diameter of approximately 0.5 mm (0.0197 in.) when measuring the resistance.
Pre-procedure1
- Remove the battery voltage sensor.
HINT:
Refer to REMOVAL [12/2023 - ]
Procedure1
- Measure the resistance according to the value(s) in the table below.
HINT:
Only inspect the terminals of the battery voltage sensor which correspond to the HV battery cells which measured the lowest voltage value in the previous step.
*a Component without harness connected
(Battery Voltage Sensor)- - Standard Resistance
Hybrid Battery Cell Tester Connection
(Tester Probe Polarity)Condition Specified Condition 73 z24-3 (GA6) (-) - z24-8 (VA73) (+) Always 50 kΩ or more 74 z24-8 (VA73) (-) - z24-2 (VA74) (+) Always 50 kΩ or more 75 z24-2 (VA74) (-) - z24-7 (VA75) (+) Always 50 kΩ or more 76 z24-7 (VA75) (-) - z24-1 (VA76) (+) Always 50 kΩ or more 77 z24-1 (VA76) (-) - z24-21 (VA77) (+) Always 50 kΩ or more 78 z24-21 (VA77) (-) - z24-6 (VA78) (+) Always 50 kΩ or more 79 z24-6 (VA78) (-) - z24-20 (VA79) (+) Always 50 kΩ or more 80 z24-20 (VA79) (-) - z25-26 (VA80) (+) Always 50 kΩ or more 81 z25-26 (VA80) (-) - z25-27 (VA81) (+) Always 50 kΩ or more 82 z25-27 (VA81) (-) - z25-17 (VA82) (+) Always 50 kΩ or more 83 z25-17 (VA82) (-) - z25-4 (VA83) (+) Always 50 kΩ or more 84 z25-4 (VA83) (-) - z25-16 (VA84) (+) Always 50 kΩ or more 85 z25-3 (GA7) (-) - z25-15 (VA85) (+) Always 50 kΩ or more 86 z25-15 (VA85) (-) - z25-14 (VA86) (+) Always 50 kΩ or more 87 z25-14 (VA86) (-) - z25-24 (VA87) (+) Always 50 kΩ or more 88 z25-24 (VA87) (-) - z25-13 (VA88) (+) Always 50 kΩ or more 89 z25-13 (VA88) (-) - z25-12 (VA89) (+) Always 50 kΩ or more 90 z25-12 (VA89) (-) - z25-23 (VA90) (+) Always 50 kΩ or more 91 z25-23 (VA90) (-) - z25-11 (VA91) (+) Always 50 kΩ or more 92 z25-11 (VA91) (-) - z25-22 (VA92) (+) Always 50 kΩ or more 93 z25-22 (VA92) (-) - z25-10 (VA93) (+) Always 50 kΩ or more 94 z25-10 (VA93) (-) - z25-9 (VA94) (+) Always 50 kΩ or more 95 z25-9 (VA94) (-) - z25-21 (VA95) (+) Always 50 kΩ or more 96 z25-21 (VA95) (-) - z25-7 (VA96) (+) 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 voltage sensor, make sure to use tester probes with a diameter of approximately 0.5 mm (0.0197 in.) when measuring the resistance of the battery voltage sensor.
Result
Result Proceed to The resistance between the terminals is 50 kΩ or more. A Other than above B Post-procedure1
- Install the battery voltage sensor.
Result:
B
REPLACE BATTERY VOLTAGE SENSOR. Refer to REMOVAL [12/2023 - ]
Result:
A
See step 17
- Remove the battery voltage sensor.
- 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 service plug grip replaced = less than 200000 km (124280 mile) *1 Other than above B HINT:
*1: If the service plug grip has been replaced, use the total distance driven since it was replaced.
Result:
A
REPLACE NO. 4 HV SUPPLY STACK SUB-ASSEMBLY. Refer to REMOVAL [12/2023 - ]
Result:
B
See step 18
- Read the odometer to check the total distance the vehicle has been driven.
- REPLACE NO. 4 HV SUPPLY STACK SUB-ASSEMBLY
HINT:
Refer to REMOVAL [12/2023 - ]
Result
Proceed to NEXT Result:
NEXT
REPLACE SERVICE PLUG GRIP. Refer to REMOVAL [12/2023 - ]