TM 5-2350-378-23&P
0021
APPARENT HYDRAULIC DIAGNOSTIC CENTER (HDC) SYSTEM PROBLEM - Continued
STEP
7.
Check if vehicle is in neutral and check if parking brake is engaged (Figures 5 and 6).
PARKING BRAKE LEVER
T01905HDC
Figure 5.
Vehicle Transmission in Neutral with Parking Brake Fully Engaged.
PARKING BRAKE LIGHT
T01906HDC
Figure 6. Parking Brake Light Location.
CONDITION/INDICATION
Is vehicle transmission in neutral with parking brake fully engaged (parking brake light in vehicle is illuminated)?
DECISION
YES - Go to Step (8).
NO - Place vehicle transmission in neutral and fully engage parking brake (parking brake light in vehicle should
illuminate). Continue with HDC system functional check-out. (WP 0025)