DTC Description
DTC DETECTION LOGIC
DTC No. | CONSULT screen terms (Trouble diagnosis content) | DTC detecting condition |
P1805 | BRAKE SW/CIRCUIT (BRAKE SW/CIRCUT) | A stop lamp switch signal is not sent to ECM for extremely long time while the vehicle is driving. |
POSSIBLE CAUSE
FAIL-SAFE ECM controls the electric throttle control actuator by regulating the throttle opening to a small range. Therefore, acceleration will be poor.
Vehicle condition | Driving condition |
When engine is idling | Normal |
When accelerating | Poor acceleration |
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
Is 1st trip DTC detected? YES >> Proceed to EC-418, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.CHECK STOP LAMP SWITCH POWER SUPPLY CIRCUIT
Is the inspection result normal? YES >> GO TO 2.
NO >> Perform the trouble diagnosis for power supply circuit.
2.CHECK STOP LAMP SWITCH GROUND CIRCUIT
Is the inspection result normal? YES >> GO TO 3.
NO >> Repair or replace error-detected parts.
3.CHECK STOP LAMP SWITCH
Check the stop lamp switch. Refer to EC-412, "Component Inspection (Stop Lamp Switch)".
Is the inspection result normal? YES >> Check intermittent incident. Refer to GI-41, "Intermittent Incident".
NO >> Replace stop lamp switch. Refer to BR-20, "Exploded View".
Component Inspection (Stop Lamp Switch)
1.CHECK STOP LAMP SWITCH-1
Is the inspection result normal? YES >> INSPECTION END
NO >> GO TO 2.
2.CHECK STOP LAMP SWITCH-2
Is the inspection result normal? YES >> INSPECTION END
NO >> Replace stop lamp switch. Refer to BR-20, "Exploded View".
Removal and installation
CHASSIS CONTROL MODULE
Exploded View
Steering member
Chassis control module
Front
Removal and Installation
CAUTION:
When replacing chassis control module, configuration of chassis control module
is required. Refer to
DAS-205, "Work Procedure".
REMOVAL
NOTE:
...
P2100, P2103 throttle control motor relay
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
P2100
ETC MOT PWR-B1
(Throttle actuator ″A″ control motor circuit/
open)
ECM detects a voltage of power source for throttle control ...
Drive belt
QR25DE engine
Crankshaft pulley
Drive belt automatic tensioner pulley
Water pump pulley
Generator pulley
Air conditioner pulley
WARNINGBe sure the ignition switch is placed in the
OFF or LOCK position before servicing
drive belt. The engine cou ...