Lexus ES: Diagnostic Trouble Code Chart
Lexus ES (XZ10) Service Manual / Vehicle Exterior / Sliding Roof / Convertible / Panoramic Moon Roof System / Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Panoramic Moon Roof System| DTC No. | Detection Item | Link |
|---|---|---|
| B2341 | Sensor (Motor) Failure | |
| B2342 | Switch Failure | |
| B2343 | Position Initialization Incomplete | |
| B2344 | Position Failure | |
| B2345 | Motor Control Relay Stuck ON | |
| B2346 | Lost Communication with Front Shade Module | |
| B2347 | Sensor (Motor) Failure (Fr Shade) | |
| B2348 | Position Initialization Incomplete (Fr Shade) | |
| B2349 | Position Failure (Fr Shade) | |
| B234A | Motor Control Relay Stuck ON (Fr Shade) | |
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Sensor (Motor) Failure (B2341,B2344)
DESCRIPTION When the sliding roof ECU (sliding roof drive gear assembly) detects a motor malfunction and the sliding roof operation is stopped, DTC B2341 is stored. When the sliding roof ECU (sliding
Switch Failure (B2342)
DESCRIPTION This DTC is stored when the sliding roof ECU (sliding roof drive gear assembly) detects that the panoramic moon roof switch (map light sub-assembly) is stuck for 30 seconds or more. DTC
Position Initialization Incomplete (B2343)
DESCRIPTION This DTC is stored when the sliding roof ECU (sliding roof drive gear assembly) has not been initialized. DTC No. Detection Item DTC Detection Condition Trouble Area B2343 P
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Components
COMPONENTS ILLUSTRATION *1 NO. 1 SWITCH WIRE *2 SHIFT PADDLE SWITCH (TRANSMISSION SHIFT SWITCH ASSEMBLY) *3 STEERING PAD SWITCH ASSEMBLY *4 STEERING WHEEL ASSEMBLY *5 SHIFT PADDLE SWITCH LH (TRANSMISSION SHIFT SWITCH ASSEMBLY) *6 SHIFT PADDLE SWITCH RH (TRANSMISSION SHI
Check Bus 3 Line for Short to GND
DESCRIPTION There may be a short circuit between one of the CAN bus lines and GND when there is no resistance between terminal 6 (CA3H) of the central gateway ECU (network gateway ECU) and terminal 4 (CG) of the DLC3, or terminal 21 (CA3L) of the central gateway ECU (network gateway ECU) and termina
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