TM 5-2420-231-23-1
0042
Table 1. Brake Lights Do Not Function Correctly - Continued.
042
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Brake Lights Do Not
Function Correctly -
Continued
Figure 2. Brake Light Switch.
0042
3. Have an assistant depress brake
pedal (TM 5-2420-231-10).
4. Using a digital multimeter, mea-
Resistance 5.0 Ohms or Less -
sure resistance between brake
Proceed to Test Step 7.
light switch (WP 0007, Figure 96)
Resistance Greater Than 5.0 Ohms -
terminals A and B. Resistance
Replace brake light switch (WP 0166).
should be 5.0 ohms or less.
Proceed to Test Step 11.
Test Step 7. Check for Faulty Light
Control Switch.
1. Disconnect front console wiring
harness connector (WP 0007, Fig-
ure 71) from light control switch
(WP 0007, Figure 72).
NOTE
Make sure light control switch is in the SER. DRIVE position.
2. Using a digital multimeter, mea-
Resistance 5.0 Ohms or Less -
sure resistance between light con-
Proceed to step 3.
trol switch (WP 0007, Figure 72)
Resistance Greater Than 5.0 Ohms -
terminals A and F. Resistance
Replace light control switch (WP 0175).
should be 5.0 ohms or less.
Connect front console wiring harness
connector to brake light switch (WP
0166).
Install instrument panel front cover (WP
0174).
Proceed to Test Step 11.
