DESCRIPTION
Refer to the description for DTC P0ABF11.
Click here
DTC No. | Detection Item | DTC Detection Condition | Trouble Area | MIL | Warning Indicate |
---|---|---|---|---|---|
P1C9F11 | Hybrid/EV Battery Current Sensor for Driving Control Circuit Short to Ground | "Hybrid/EV Battery Current for Driving Control" is excessively low (terminal IBA voltage stuck at 5 V). (1 trip detection logic) | Battery ECU assembly | Comes on | Master Warning Light: Comes on |
P1C9F15 | Hybrid/EV Battery Current Sensor for Driving Control Circuit Short to Auxiliary Battery or Open | "Hybrid/EV Battery Current for Driving Control" is excessively high (terminal IBA voltage stuck at 0 V). (1 trip detection logic) | Battery ECU assembly | Comes on | Master Warning Light: Comes on |
DTC No. | Data List |
---|---|
P1C9F11 |
|
P1C9F15 |
MONITOR DESCRIPTION
The battery ECU assembly monitors its internal circuit connected to the battery current sensor. If the battery ECU assembly detects a malfunction in this internal circuit, it will illuminate the MIL and store a DTC.
MONITOR STRATEGY
Related DTCs | P1CA1 (INF P1C9F11): Hybrid/EV battery pack current sensor circuit malfunction (+B short) P1CA2 (INF P1C9F15): Hybrid/EV battery pack current sensor circuit malfunction (GND short) |
Required sensors/components | Battery current sensor |
Frequency of operation | Continuous |
Duration | TMC's intellectual property |
MIL operation | Immediately |
Sequence of operation | None |
TYPICAL ENABLING CONDITIONS
The monitor will run whenever the following DTCs are not stored | TMC's intellectual property |
Other conditions belong to TMC's intellectual property | - |
TYPICAL MALFUNCTION THRESHOLDS
TMC's intellectual property | - |
COMPONENT OPERATING RANGE
Battery ECU assembly | DTC P1CA1 (INF P1C9F11) is not detected DTC P1CA2 (INF P1C9F15) is not detected |
CONFIRMATION DRIVING PATTERN
HINT:
Click here
Click here
HINT:
[*1]: Normal judgment procedure.
The normal judgment procedure is used to complete DTC judgment and also used when clearing permanent DTCs.
HINT:
PROCEDURE
1. | CHECK DTC OUTPUT (HV BATTERY, HYBRID CONTROL) |
(a) Connect the Techstream to the DLC3.
(b) Turn the power switch on (IG).
(c) Enter the following menus: Powertrain / HV Battery and Hybrid Control / Trouble Codes.
(d) Check for DTCs.
Powertrain > HV Battery > Trouble Codes Powertrain > Hybrid Control > Trouble Codes Result | Proceed to |
---|---|
"P1C9F11 or P1C9F15" 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 | P060A47 | Hybrid/EV Battery Energy Control Module Monitoring Processor Watchdog / Safety MCU Failure |
P060B49 | Hybrid/EV Battery Energy Control Module A/D Processing Internal Electronic Failure | |
P060687 | Hybrid/EV Battery Energy Control Module Processor to Monitoring Processor Missing Message | |
P0ABF11 | Hybrid/EV Battery Current Sensor "A" Circuit Short to Ground | |
P0ABF15 | Hybrid/EV Battery Current Sensor "A" Circuit Short to Auxiliary Battery or Open | |
P0ABF28 | Hybrid/EV Battery Current Sensor "A" Signal Bias Level Out of Range / Zero Adjustment Failure | |
P0ABF2A | Hybrid/EV Battery Current Sensor "A" Signal Stuck In Range | |
Hybrid control system | P0A1F94 | Hybrid/EV Battery Energy Control Module Unexpected Operation |
(e) Turn the power switch off.
A | REPLACE BATTERY ECU ASSEMBLY |
B | GO TO DTC CHART (HYBRID BATTERY SYSTEM) |
C | GO TO DTC CHART (HYBRID CONTROL SYSTEM) |