SYMPTOM PROCEDURES
TSB Revision
SIMPLIFIED WIRING SYSTEM (SWS)
54B-317
DIAGNOSIS
Required Special Tool:
• MB991223: Harness Set
STEP 1. Verify the operation of each light.
Q: Which light does not illuminate?
Taillight (LH), license plate light and side marker light
(LH) : Go to Step 2.
Taillight (RH) and side marker light (RH) : Go to Step 4.
Taillight (LH) and license plate : Go to Step 6.
Position light : Go to Step 8.
Position light (LH) : Go to Step 11.
Position light (RH) : Go to Step 17.
Taillights : Go to Step 23.
Taillight (LH) : Go to Step 26.
Taillight (RH) : Go to Step 32.
License plate lights : Go to Step 38.
Side marker light (LH) : Go to Step 44.
Side marker light (RH) : Go to Step 50.
All lights : Refer to Inspection Procedure J-1 "Tail lights do
not illuminate
P.54B-299
."
STEP 2. Check rear combination light (LH) connector G-02
and front-ECU connector A-07X for loose, corroded or
damaged terminals, or terminals pushed back in the
connector.
Q: Are rear combination light (LH) connector G-02 and
front-ECU connector A-07X in good condition?
YES : Go to Step 3.
NO : Repair or replace the damaged component(s). Refer
to GROUP 00E, Harness Connector Inspection
P.00E-2
. Verify that the taillight (LH), license plate
light and side marker light (LH) illuminates normally.
AC204183
CONNECTOR : A-07X
AB
2 1
3
4
6
7
8
9
5
11 10
RELAY BOX SIDE
AC204179
CONNECTOR : G-02
AB
HARNESS SIDE
G-02(B)
G-02(B)
1
4
2
3
5
6