Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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Description Of Parameters






Description of parameters

Parameters, status

Rear position sensor calibration status, status
Indicates calibration status of the rear position sensor.
Calibrated= position sensor is calibrated.
Uncalibrated= position sensor is not calibrated.

Front position sensor calibration status, status
Indicates calibration status of the front position sensor.
Calibrated= position sensor is calibrated.
Uncalibrated= position sensor is not calibrated.

Parameters, value

Power supply, value
Measurement range 6 - 20 V.
Indicates the power supply to the headlamp control module (HCM).
The normal value when the alternator is charging: 13.0-14.5 V.

Steering wheel angle, value
Measurement range: -780 to +780°.
Indicates current steering wheel angle.
The normal value when the steering wheel and front wheels point straight ahead is approx. 0°.

Front position sensor, value
Measurement range: 0 to +5 V.
Indicates sensor signal for front position sensor.
The normal value when the vehicle is on a flat surface and is unladen is approx. +2.5 V.

Rear position sensor, value
Measurement range: 0 to +5 V.
Indicates sensor signal for rear position sensor.
The normal value when the vehicle is on a flat surface and is unladen is approx. +2.5 V.