Code
C006A
Generic
C — Chassis
Multi-axis Acceleration Sensor
Views:
UK: 16
EN: 50
RU: 48
AI status
Completed
Completed
100%
Causes
- Defective multi-axis acceleration sensor (internal fault or drift)
- Damaged or corroded connector or wiring harness (open, short to power/ground, high resistance)
- Poor sensor power supply or ground
- Intermittent connection from vibration or loose mounting
- CAN/LIN/serial communication fault between sensor and control module
- Improper sensor orientation, loose or damaged sensor mounting bracket
Symptoms
- ABS, ESC/traction control, or stability control warning lamp illuminated
- Reduced or disabled stability/traction control functionality
- Diagnostic trouble codes stored for related control modules
- Unexpected or harsh intervention of ABS/ESC during normal driving
- Erratic acceleration values in live data (zero or extreme values)
- In vehicles using sensor for airbag/rollover logic: SRS warning light (if applicable)
What to check
- Retrieve and record freeze-frame and all related codes from all modules
- Visual inspection of sensor, connector, and harness for damage, corrosion, or moisture
- Wiggle-test wiring and connector while observing live data and looking for intermittent changes
- Check reference voltage (typically 5V or 3.3V) and ground at the sensor connector
- Measure sensor output voltages for each axis at rest and during gentle movement
- Scan for communication errors (lost messages, CAN bus errors) and check bus termination
Signal parameters
- Supply voltage: typically 5V or 3.3V reference (verify vehicle-specific value)
- Signal output: analog voltage per axis (X/Y/Z) — commonly around mid-supply at rest (e.g. ~2.5V on 5V systems)
- Sensitivity: typically tens to hundreds mV/g (vehicle-specific)
- Output range: approximately 0.5V to 4.5V depending on acceleration and supply
- Update rate: often tens to hundreds of Hz (depends on sensor and network)
- Communication: some sensors output on CAN/LIN or send data to ABS/airbag module — watch for CAN IDs and message frequency
Diagnostic algorithm
- Connect a capable scan tool, read all stored and pending codes and freeze-frame data from all related modules.
- Clear the code and perform a short drive/test to see if the code returns (to check for intermittent faults).
- Perform a careful visual inspection of the sensor, mounting, connector, and nearby harness for damage, corrosion, or water.
- Backprobe the sensor connector: verify reference voltage (5V/3.3V), ground continuity, and ground quality (low resistance to chassis).
- With key ON (engine off) monitor live data for each axis — at rest values should be stable and near mid-supply; gently tilt or tap sensor to confirm axes respond.
- If live values are saturated, erratic, or absent, check wiring continuity from sensor to controlling module and inspect for shorts to power/ground.
- If available, swap with a known-good sensor or substitute identical component to confirm sensor fault (follow vehicle immobilizer/SRS safety rules if sensor relates to airbag).
- If communication errors are present, inspect CAN/LIN bus for proper termination, voltage levels, and check for other modules reporting bus faults.
- Repair any damaged wiring, connectors, or replace the sensor if diagnostics point to internal failure.
- After repair or replacement, perform any required sensor calibration/zeroing procedure per service instructions, clear codes, and road test to verify proper operation.
Likely causes
- Connector corrosion or pin pushed out at sensor
- Broken wire or chafed insulation on harness near suspension or firewall
- Sensor internal electronics failed (common with water intrusion or impact)
- Loss of 5V/3.3V supply or ground to sensor
- Communication bus fault (lost CAN messages, termination issue)
- Sensor was disturbed and requires calibration/zeroing
Fault status
Status
Multi-axis acceleration sensor fault: abnormal sensor signal or communication — check sensor, power/ground, wiring, and module communication.
Repair difficulty: Medium
Diagnostic time: 1.5-3.0 hours
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Code
C006A
HYUNDAI
C — Chassis
Multi-axis Acceleration Sensor (Subfault)
Views:
UK: 10
EN: 42
RU: 32
AI status
Completed
Completed
100%
Causes
- Defective multi-axis acceleration sensor (internal fault or drift)
- Damaged or corroded connector or wiring harness (open, short to power/ground, high resistance)
- Poor sensor power supply or ground
- Intermittent connection from vibration or loose mounting
- CAN/LIN/serial communication fault between sensor and control module
- Improper sensor orientation, loose or damaged sensor mounting bracket
Symptoms
- ABS, ESC/traction control, or stability control warning lamp illuminated
- Reduced or disabled stability/traction control functionality
- Diagnostic trouble codes stored for related control modules
- Unexpected or harsh intervention of ABS/ESC during normal driving
- Erratic acceleration values in live data (zero or extreme values)
- In vehicles using sensor for airbag/rollover logic: SRS warning light (if applicable)
What to check
- Retrieve and record freeze-frame and all related codes from all modules
- Visual inspection of sensor, connector, and harness for damage, corrosion, or moisture
- Wiggle-test wiring and connector while observing live data and looking for intermittent changes
- Check reference voltage (typically 5V or 3.3V) and ground at the sensor connector
- Measure sensor output voltages for each axis at rest and during gentle movement
- Scan for communication errors (lost messages, CAN bus errors) and check bus termination
Signal parameters
- Supply voltage: typically 5V or 3.3V reference (verify vehicle-specific value)
- Signal output: analog voltage per axis (X/Y/Z) — commonly around mid-supply at rest (e.g. ~2.5V on 5V systems)
- Sensitivity: typically tens to hundreds mV/g (vehicle-specific)
- Output range: approximately 0.5V to 4.5V depending on acceleration and supply
- Update rate: often tens to hundreds of Hz (depends on sensor and network)
- Communication: some sensors output on CAN/LIN or send data to ABS/airbag module — watch for CAN IDs and message frequency
Diagnostic algorithm
- Connect a capable scan tool, read all stored and pending codes and freeze-frame data from all related modules.
- Clear the code and perform a short drive/test to see if the code returns (to check for intermittent faults).
- Perform a careful visual inspection of the sensor, mounting, connector, and nearby harness for damage, corrosion, or water.
- Backprobe the sensor connector: verify reference voltage (5V/3.3V), ground continuity, and ground quality (low resistance to chassis).
- With key ON (engine off) monitor live data for each axis — at rest values should be stable and near mid-supply; gently tilt or tap sensor to confirm axes respond.
- If live values are saturated, erratic, or absent, check wiring continuity from sensor to controlling module and inspect for shorts to power/ground.
- If available, swap with a known-good sensor or substitute identical component to confirm sensor fault (follow vehicle immobilizer/SRS safety rules if sensor relates to airbag).
- If communication errors are present, inspect CAN/LIN bus for proper termination, voltage levels, and check for other modules reporting bus faults.
- Repair any damaged wiring, connectors, or replace the sensor if diagnostics point to internal failure.
- After repair or replacement, perform any required sensor calibration/zeroing procedure per service instructions, clear codes, and road test to verify proper operation.
Likely causes
- Connector corrosion or pin pushed out at sensor
- Broken wire or chafed insulation on harness near suspension or firewall
- Sensor internal electronics failed (common with water intrusion or impact)
- Loss of 5V/3.3V supply or ground to sensor
- Communication bus fault (lost CAN messages, termination issue)
- Sensor was disturbed and requires calibration/zeroing
Fault status
Status
Multi-axis acceleration sensor fault: abnormal sensor signal or communication — check sensor, power/ground, wiring, and module communication.
Repair difficulty: Medium
Diagnostic time: 1.5-3.0 hours
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Code
C006A
LAND ROVER
C — Chassis
Sensor multi-axis acceleration
Views:
UK: 4
EN: 35
RU: 18
AI status
Completed
Completed
100%
Causes
- Defective multi-axis acceleration sensor (internal fault or drift)
- Damaged or corroded connector or wiring harness (open, short to power/ground, high resistance)
- Poor sensor power supply or ground
- Intermittent connection from vibration or loose mounting
- CAN/LIN/serial communication fault between sensor and control module
- Improper sensor orientation, loose or damaged sensor mounting bracket
Symptoms
- ABS, ESC/traction control, or stability control warning lamp illuminated
- Reduced or disabled stability/traction control functionality
- Diagnostic trouble codes stored for related control modules
- Unexpected or harsh intervention of ABS/ESC during normal driving
- Erratic acceleration values in live data (zero or extreme values)
- In vehicles using sensor for airbag/rollover logic: SRS warning light (if applicable)
What to check
- Retrieve and record freeze-frame and all related codes from all modules
- Visual inspection of sensor, connector, and harness for damage, corrosion, or moisture
- Wiggle-test wiring and connector while observing live data and looking for intermittent changes
- Check reference voltage (typically 5V or 3.3V) and ground at the sensor connector
- Measure sensor output voltages for each axis at rest and during gentle movement
- Scan for communication errors (lost messages, CAN bus errors) and check bus termination
Signal parameters
- Supply voltage: typically 5V or 3.3V reference (verify vehicle-specific value)
- Signal output: analog voltage per axis (X/Y/Z) — commonly around mid-supply at rest (e.g. ~2.5V on 5V systems)
- Sensitivity: typically tens to hundreds mV/g (vehicle-specific)
- Output range: approximately 0.5V to 4.5V depending on acceleration and supply
- Update rate: often tens to hundreds of Hz (depends on sensor and network)
- Communication: some sensors output on CAN/LIN or send data to ABS/airbag module — watch for CAN IDs and message frequency
Diagnostic algorithm
- Connect a capable scan tool, read all stored and pending codes and freeze-frame data from all related modules.
- Clear the code and perform a short drive/test to see if the code returns (to check for intermittent faults).
- Perform a careful visual inspection of the sensor, mounting, connector, and nearby harness for damage, corrosion, or water.
- Backprobe the sensor connector: verify reference voltage (5V/3.3V), ground continuity, and ground quality (low resistance to chassis).
- With key ON (engine off) monitor live data for each axis — at rest values should be stable and near mid-supply; gently tilt or tap sensor to confirm axes respond.
- If live values are saturated, erratic, or absent, check wiring continuity from sensor to controlling module and inspect for shorts to power/ground.
- If available, swap with a known-good sensor or substitute identical component to confirm sensor fault (follow vehicle immobilizer/SRS safety rules if sensor relates to airbag).
- If communication errors are present, inspect CAN/LIN bus for proper termination, voltage levels, and check for other modules reporting bus faults.
- Repair any damaged wiring, connectors, or replace the sensor if diagnostics point to internal failure.
- After repair or replacement, perform any required sensor calibration/zeroing procedure per service instructions, clear codes, and road test to verify proper operation.
Likely causes
- Connector corrosion or pin pushed out at sensor
- Broken wire or chafed insulation on harness near suspension or firewall
- Sensor internal electronics failed (common with water intrusion or impact)
- Loss of 5V/3.3V supply or ground to sensor
- Communication bus fault (lost CAN messages, termination issue)
- Sensor was disturbed and requires calibration/zeroing
Fault status
Status
Multi-axis acceleration sensor fault: abnormal sensor signal or communication — check sensor, power/ground, wiring, and module communication.
Repair difficulty: Medium
Diagnostic time: 1.5-3.0 hours
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