B210E-BATTERY VOLTAGE HIGHFor a complete wiring diagram Refer to Section 8W.- When Monitored:While the CAN bus ignition status received is RUN or SNA (Signal Not Available), the module checks the (A417) Fused B(+) circuit voltage input range.
- Set Condition:If the module detects that the battery voltage is greater than or equal to 24.25 volts ± 0.25 volt for 10 seconds.
Possible Causes
VEHICLE CHARGING SYSTEM
OCCUPANT CLASSIFICATION MODULE (OCM)
Diagnostic Test1. CHECK FOR AN ACTIVE DTCTurn the ignition on.With the scan tool, read OCM DTC.Does the scan tool display active: B210E-BATTERY VOLTAGE HIGH?Yes- Go To 2
No- Go To 4
2. CHECK THE BATTERY VOLTAGE TO THE OCCUPANT CLASSIFICATION MODULE With the scan tool in Data Display, read OCM battery voltage.Is the battery voltage greater than 24.0 volts?Yes- Go To 3
No- To avoid serious or fatal injury, turn the ignition off, disconnect the battery and wait two minutes before proceeding.
- Replace the OCM in accordance with the Service Information.
- Perform *OCCUPANT CLASSIFICATION MODULE SYSTEM VERIFICATION TEST.
3. CHECK FOR CHARGING SYSTEM RELATED DTC IN THE POWERTRAIN CONTROL MODULE (PCM)With the scan tool in ECU View, select PCM and check for any Charging System related DTC.Does the scan tool display any Charging System related DTC?Yes- Diagnose and repair the DTC. Refer to (Refer to 9 - ENGINE - DIAGNOSIS AND TESTING).
No- To avoid serious or fatal injury, turn the ignition off, disconnect the battery and wait two minutes before proceeding.
- Replace the OCM in accordance with the Service Information.
- Perform *OCCUPANT CLASSIFICATION MODULE SYSTEM VERIFICATION TEST.
4. TEST FOR INTERMITTENT CONDITIONWith the scan tool, record and erase all DTC from all Airbag modules.If any ACTIVE codes are present they must be resolved before diagnosing any stored codes.Does the scan tool display any ACTIVE DTC?Yes- Select appropriate symptom from Symptom List.
No- No problem found. Erase all codes before returning vehicle to customer.