303-06-4 Starting System 303-06-4
DIAGNOSIS AND TESTING
Starting System
Refer to Wiring Diagrams Section 303-06, for
schematic and connector information.
General Eaui~ment
I Worldwide Diagnostic System (WDS) I
Electrical
Electrical connector(s)
Relay
Central junction box (CJB)
Switch(es)
Battery
Starter motor
Powertrain Control Module (PCM)
lnspection and Verification
I. Verify the customer concern.
2. Visually inspect for obvious signs of electrical
damage.
Visual lnspection Chart
Symptom Chart
Electrical
Fuse(s)
Wiring harness
Symptom
The engine does not crank/the
relay does click 3.
If an obvious cause for an observed or reported
concern is found, correct the cause (if possible)
before proceeding to the next step.
4. If the cause is not visually evident, verify the
The engine does not crank/the
relay does not click symptom
and refer to the Symptom Chart.
Possible Sources Action
Battery. REFER to: Charging System
(414-00 Charging System
-
General Information,
Diagnosis and Testing).
1
Starter motor. CARRY OUT the starter motor
I Component Test using WDS.
Relay. CARRY OUT the relay
Component Test. REFER to
the wiring diagrams.
I Circuit(s). I GO to Pinpoint Test A. I
I PCM. I REFER to WDS. I
Battery. REFER to: Charging System
(414-00 Charging System -
General Information,
Diagnosis and Testing).
Fuse. INSTALL a new fuse as
necessary. If the fuse fails
again check for short to ground.
Passive anti-theft system
(PATS). REFER to: Anti-Theft - Passive
(41 9-01 Anti-Theft
- Passive,
Diagnosis and Testing).
I
Starter motor. CARRY OUT the starter motor(
I Component Test using WDS.
I Ignition switch. I GO to Pinpoint Test B. I
2006.0 Fiesta la2006 GI 51 301 en
procarmanuals.com
