Bosch ADS 325 User Manual page 44

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Symptom Assist™
This function assists in diagnosing a problem with a
vehicle component by selecting apparent symptoms.
1. Select Symptom Assist from the Diagnostic Informa-
tion screen.
ss03189
Connected to 2003 GMC Yukon XL 1500 SLT 5.3L | PCM
Symptom Assist
A/c Compressor Clutch
A/C Compressor Clutch Problem
Problem
A/c Performance Problem
Element Name
Abs Pump Runs
Air Conditioning (A/C)
Continuously
Compressor
Heater Ventilation Air
Adjustable Pedal Problem
Conditioner (HVAC)
Control Head
Anti-lock Brakes/brake/
traction Control Light/
A/C Low Side Pressure
2. Select the desired component or component group.
3. Select the desired symptom within the component or
component group.
4. To go back to previous screens use the back arrows
near the top of the screen.
Symptom List
Diagnostic Information provides diagnostic, repair, and
reset information for the selected vehicle.
1. Select Symptom List from the Diagnostic Information
screen.
• Displays a list of symptoms associated with the
selected vehicle/controller combination.
• Select Symptoms List from the Diagnostic Infor-
mation menu.
ss03190
Connected to 2003 GMC Yukon XL 1500 SLT 5.3L | PCM
Symptoms List
Hard Start
Hard Start
Description
Surges/chuggles
Engine cranks ok, but does not start for a long time. Does eventually run, or
may start but immediately dies. Check: Powertrain control module grounds,
Lack Of Power, Sluggish /
engine coolant temperature, intake air temperature sensor, mass air flow
Sponginess
sensor, camshaft position sensor, fuel pump relay, in-tank fuel pump check
valve, fuel pressure, fuel filter, injector fuses, injectors, coils, contaminated,
ignition voltage output spark plugs, ignition wires / coil grounds,
Detonation/spark Knock
combustion chamber, or incorrect engine parts.
Cuts Out, Misses
2. Select the symptom that is currently being exhibited
by the vehicle on the vehicle.
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Action Name Level Name
Replaced Top Reported Fix
Replaced Frequently Reported
Fixes
Replaced Frequently Reported
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Video Library
When Video Library is selected the user will be taken to
a list of videos. These videos will illustrate how to per-
form various functions on the handset.
1. Select Video Library from the Diagnostic Information
screen.
ss03191
Scan Tool Video L
https://video.service-solutions.com/index.html?brand=GR&tool=gen3
Tool Operation-Waveform Tool Operation-Video Library
TAGS: Tool Operation TAGS: Tool Operation
2. Search website for videos.
Drive Cycle
The OBDII system has a series of systems that run self-
tests. These systems or components have to be made
ready either by simply turning on the ignition or by
manipulating the system in some manner. This is called
Drive Cycle. Drive cycle information is listed for continu-
ous and non-continuous monitors.
1. Select Drive Cycle from the Diagnostic Information
screen.
ss03192
Connected to 2003 GMC Yukon XL 1500 SLT 5.3L | PCM
Drive Cycle
A/c System Refrigerant
1) Cold start engine coolant temperature < 50 degrees Celsius, with air
Monitor
conditioning & rear defrost on, idle 2.5 minutes in drive. Before
proceeding turn accessories off.
Catalyst Monitor
2) Acceleration to 55 miles per hour, 1/2 throttle, air conditioning off.
Comprehesive
Component Monitor
3) 3 minutes steady state cruise 55 & 60 miles per hour.
Egr System Monitor
4) Deceleration to 20 miles per hour (clutch out) no brake.
EVAP System Monitor
5) Acceleration at 3/4 throttle to 55-60 miles per hour then steady
2. Scroll through the list until the desired monitor or
drive cycle is found.
3. Select the desired drive cycle and follow the instruc-
tions.
1
Filter
Search videos
Tool Operation-Symptom Assist
TAGS: Tool Operation
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