CIRCUIT DESCRIPTION. The door unlock detection switch is built in the door lock motor assembly. This switch is ON when the door lock knob is in the unlock ...
Door Unlock Detection Switch Circuit CIRCUIT DESCRIPTION The door unlock detection switch is built in the door lock motor assembly. This switch is ON when the door lock knob is in the unlock position and OFF when the lock knob is in the lock position. The ECU detects the door lock knob conditions from this circuit. It is used as one of the operating conditions for the key confinement prevention function.
WIRING DIAGRAM
L-R (*1) L-B (*2)
J8 J/C
11 IA1 11 IF1
L-R
L-R
D17 (*2) D15 (*1) Door Unlock Detection Switch Front LH
4
3
W-B
14 IA1
4
W-B 14 IF1
W-B
A
D18 (*2) D16 (*1) Door Unlock Detection Switch Front RH
3
BA2
J4 J/C
GR A (*3)
A GR (*3) A GR (*3)
D11 7 BB2 Door Unlock Detection Switch GR Rear LH
4 IB1 1
W-B (*3) 8 BA2
LSWP LSWR
D12 Door Unlock Detection Switch Rear RH
(*3) 2 W-B (*3)
3
GR (*3)
LSWD
8 BB2
W-B
A
J5 J/C ID
14 T5 15 T5 16 T5
L-B
A
L-B 7
GR (*3) 4
A
Theft Deterrent ECU
J9 J/C IF
W-B (*3) W-B (*3) W-B BG
*1: w/ Door Lock Control *2: w/o Door Lock Control *3: 4-Door
I22568
2002 ECHO (RM884U)
Author:
Date:
609
DI-440 DIAGNOSTICS
-
THEFT DETERRENT SYSTEM
INSPECTION PROCEDURE 1
Check Door Unlock Detection Switch. PREPARATION: (a) Remove the door trim and service hole cover. (b) Disconnect the door unlock detection switch connector. CHECK: Check continuity between terminals 3 and 4 of door unlock detection switch connector, when the door lock knob is operated to the lock side and unlock side. OK:
Disconnect
I14917
Switch Condition
Tester connection
Specified condition
Door unlock
3-4
Continuity
Door lock
-
No continuity
NG
Replace door unlock detection switch.
OK
2
Check harness and connectors between ECU and door unlock detection switch, door unlock detection switch and body ground (See page IN-29 ).
NG
Repair or replace harness or connector.
OK
Proceed to next circuit inspection shown in problem symptoms table (See page DI-412 ).
CIRCUIT DESCRIPTION. The key unlock warning switch goes ON when the ignition key is inserted in the key cylinder and goes OFF when the ignition key is ...
INSPECT SWITCH CONTINUITY. (a) Using an ohmmeter, check that no continuity exists be- tween the terminal and switch body when the coolant temperature is ...
CIRCUIT DESCRIPTION. The door side airbag sensor (RH) circuit consists of the airbag sensor assembly and door side airbag sensor. (RH). For details of the ...
CIRCUIT DESCRIPTION. The P/T squib (LH) circuit consists of the airbag sensor assembly and seat belt pretensioner (LH). It causes the SRS to deploy when ...
(1) Unlock the front LH or RH door with a key. (2) Turn the ignition switch to IG or ON position. (3) Unlock the doors with the wireless door lock control system.
CIRCUIT DESCRIPTION. The door side airbag sensor (LH) circuit consists of the airbag sensor assembly and door side airbag sensor. (LH). For details of the ...
vehicle driving conditions from this signal input from terminal ... After confirming DTC P0120, use the OBD II scan tool or TOYOTA hand-held tester to confirm the ...
B0101/14. Open in D Squib Circuit. CIRCUIT DESCRIPTION. The D squib circuit consists of the airbag sensor assembly, spiral cable and steering wheel pad.
CIRCUIT DESCRIPTION. The vehicle speed sensor outputs a 4-pulse signal for every revolution of the transaxle output shaft. After this signal is converted into a ...
B0105/53. Short in P Squib Circuit. CIRCUIT DESCRIPTION. The P squib circuit consists of the airbag sensor assembly and front passenger airbag assembly.
CIRCUIT DESCRIPTION. The P/T squib (LH) circuit consists of the airbag sensor assembly and seat belt pretensioner (LH). It causes the SRS to deploy when ...
CIRCUIT DESCRIPTION. The P/T squib (RH) circuit consists of the airbag sensor assembly and seat belt pretensioner (RH). It causes the SRS to deploy when ...
Hubbell Incorporated (Delaware) ... Follow the general cleaning procedures established by your facility for your ... in damage to the circuit board assembly.
With IG1 terminal voltage at 8.5 V - 19 V, and when ABS is in non-operation stop light switch circuit is open for 0.3 sec. or longer. â¢Stop light valve. â¢Stop light ...