TEST ACTION APPLICABILITY
7 Ignition Off.
Disconnect Ignition Coil Connector.
Note: Check connectors - Clean/repair as necesary.
Is any Terminal damaged, pushed out or miswired?ENGINE - 3.0L V6
Ye s®Repair as necessary.
Perform Powertrain Verification Test VER-1A.
No®Go To 8
8 Ignition Off
Disconnect the Ignition Coil Connector.
Note: Check connectors - Clean/repair as necessary.
Disconnect the Powertrain Control Module.
Note: Check connectors - Clean/repair as necessary.
With an Ohmmeter, test the resistance of the Ignition Coil Driver Circuit.
Is the resistance below 5.0 ohms?ENGINE - 3.0L V6
Ye s®Go To 9
No®Repair the open Ignition Coil Driver Circuit.
Perform Powertrain Verification Test VER-1A.
9 Ignition Off.
Disconnect Ignition Coil Connector.
Note: Check connectors - Clean/repair as necesary.
Disconnect the Powertrain Control Module.
Note: Check connectors - Clean/repair as necessary.
With an Ohmmeter, measure the Ignition Coil Driver Circuit at the PCM Conn. to
Ground.
Is the resistance below 5.0 ohms?ENGINE - 3.0L V6
Ye s®Repair the Ignition Coil Driver Circuit for a short to ground.
Perform Powertrain Verification Test VER-1A.
No®Go To 10
10 Ignition off.
If there are no potential causes remaining, the Powertrain Control Module is
assumed to be defective.
View repair options.ENGINE - 3.0L V6
Repair
Replace the Powertrain Control Module.
Perform Powetrain Verification Test VER-1A.
11 Ignition Off.
Disconnect Ignition Coil Connector.
Note: Check connectors - Clean/repair as necesary.
Is any Terminal damaged, pushed out or miswired?ENGINE - 3.0L V6
Ye s®Repair as necessary.
Perform Powertrain Verification Test VER-1A.
No®Go To 12
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* CHECKING THE SECONDARY IGNITION SYSTEM ÐContinued
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TEST ACTION APPLICABILITY
12 Ignition Off.
Disconnect the Ignition Coil Connector.
Note: Check connectors - Clean/repair as necessary.
Disconnect the ASD Relay.
Note: Check connectors - Clean/repair as necessary.
Using a Jumper Wire connect the ASD Relay Output Circuit to Ground at the
Ignition Coil Connector.
With an Ohmmeter mesaure the ASD Output Circuit for resistance to Ground at the
Relay.
Is the resistance below 5.0 ohms?ENGINE - 3.0L V6
Ye s®Go To 13
No®Repair open ASD Relay Output Circuit.
Perform Powetrain Verification Test VER-1A.
13 Ignition Off.
Disconnect the ASD Relay.
Note: Check connectors - Clean/repair as necessary.
Ignition On, Engine Not Running.
With a Voltmeter, measure the Fused B(+) Circuit cavity B in ASD Relay Connector.
Is the voltage above 10 volts?ENGINE - 3.0L V6
Ye s®Replace the Auto Shutdown Relay.
Perform Powertrain Verification Test VER-1A.
No®Repair open Fused B+.
Perform Verification TEST VER-1A
14 Ignition Off.
Remove the Distributor Cap.
Is the Distributor Rotor loose?ENGINE - 3.0L V6
Ye s®Repair loose Distributor Rotor as necessary.
Perform Verification TEST VER-1A
No®Go To 15
15 If there are no potential causes remaining, the Distributor Drive System is assumed
to be defective.
View repair options.ENGINE - 3.0L V6
Repair
Repair the Distributor Drive System.
Perform Powertrain Verification Test VER-1A.
16 Ignition Off.
Disconnect the Spark Plug Cable at Spark Plug #1.
Connect the Cable to a Spark Tester.
Connect the Spark Tester to a good Ground.
Warning: Ensure that there are no Fuel or Fuel vapors present in or near
the Engine compartment before continuing with the test.
While cranking the Engine for 10 seconds, watch for spark.
Is there good spark?ENGINE - 2.0L
and 2.4L I-4 DOHC
Ye s®Refer to Symptom list for further diagnostic tests.
No®Go To 17
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* CHECKING THE SECONDARY IGNITION SYSTEM ÐContinued
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TEST ACTION APPLICABILITY
17 Ignition Off.
Disconnect the Spark Plug Cable at Spark Plug #2.
Connect the other end of the Cable to a Spark Tester.
Connect the Spark Tester to a good Ground.
Ensure that there are no fuel or fuel vapors present in or near the Engine
Compartment before continuing with the test.
While cranking the Engine for 10 seconds, watch for spark.
Is there good spark?ENGINE - 2.0L
and 2.4L I-4 DOHC
Ye s®Go To 18
No®Go To 22
18 Ignition Off.
Disconnect Ignition Coil Secondary Cables #1 and #4 from the Ignition Coil
Terminals.
Note: Check connectors - Clean/repair as necessary.
With Ohmmeter, test the resistance between Coil Terminals #1 and #4.
Is the resistance between 10.9 and 14.7 K ohms?ENGINE - 2.0L
and 2.4L I-4 DOHC
Ye s®Go To 19
No®Replace the Ignition Coil.
Perform Powertrain Verification Test VER-1A.
19 Ignition Off.
Disconnect Ignition Coil Secondary Cable #1 from the Ignition Coil Terminal.
Note: Check connectors - Clean/repair as necessary.
Disconnect the Ignition Coil Secondary Cable at Spark Plug #1.
Note: Check connectors - Clean/repair as necessary.
With Ohmmeter, test the resistance of Ignition Coil Secondary Cable #1.
Is the resistance below 15 K ohms?ENGINE - 2.0L
and 2.4L I-4 DOHC
Ye s®Go To 20
No®Replace Ignition Coil Secondary Cable #1.
Perform Powertrain Verification Test VER-1A.
20 Ignition Off.
Disconnect Ignition Coil Secondary Cable #4 from the Ignition Coil Terminal.
Note: Check connectors - Clean/repair as necessary.
Disconnect the Ignition Coil Secondary Cable at Spark Plug #4.
Note: Check connectors - Clean/repair as necessary.
With Ohmmeter, test the resistance of Ignition Coil Secondary Cable #4.
Is the resistance below 15 K ohms?ENGINE - 2.0L
and 2.4L I-4 DOHC
Ye s®Go To 21
No®Replace Ignition Coil Secondary Cable #4.
Perform Powertrain Verification Test VER-1A.
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* CHECKING THE SECONDARY IGNITION SYSTEM ÐContinued
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TEST ACTION APPLICABILITY
21 Ignition Off.
Disconnect the Ignition Coil Secondary Cable at Spark Plug #1.
Note: Check connectors - Clean/repair as necessary.
Disconnect the Ignition Coil Secondary Cable at Spark Plug #4.
Note: Check connectors - Clean/repair as necessary.
Note: Either Spark Plug #1 or #4 will not produce a good spark.
Remove Spark Plugs #1 and #4.
Inspect and determine which Spark Plug needs replacement.
View repair options.ENGINE - 2.0L
and 2.4L I-4 DOHC
Repair
Replace the Spark Plug that will not produce a spark.
Perform Powertrain Verification Test VER-1A.
22 Ignition Off.
Disconnect the Ignition Coil Connector.
Note: Check connectors - Clean/repair as necessary.
Inspect Terminals.
Is any Terminal damaged, pushed out, or miswired?ENGINE - 2.0L
and 2.4L I-4 DOHC
Ye s®Repair Terminal(s) for damage, pushout, or miswiring.
Perform Powertrain Verification Test VER-1A.
No®Go To 23
23 Ignition On, Engine Not Running.
With the DRB, actuate Ignition Coil #1.
With a Voltmeter, measure the ASD Relay Output Circuit.
Is the voltage above 10 volts?ENGINE - 2.0L
and 2.4L I-4 DOHC
Ye s®Replace Ignition Coil.
Perform Powertrain Verification Test VER-1A.
No®Go To 24
24 Ignition Off.
Disconnect the Ignition Coil Connector.
Note: Check connectors - Clean/repair as necessary.
Disconnect the ASD Relay.
Note: Check connectors - Clean/repair as necessary.
Using a Jumper Wire connect the ASD Relay Output Circuit to Ground at the
Ignition Coil Connector.
With an Ohmmeter, measure the ASD Relay Output Circuit for resistance to ground
at the Relay.
Is the resistance below 5.0 ohms?ENGINE - 2.0L
and 2.4L I-4 DOHC
Ye s®Go To 25
No®Repair open ASD Relay Output Circuit.
Perform Powertrain Verification Test VER-1A.
25 Ignition Off.
Disconnect the ASD Relay.
Note: Check connectors - Clean/repair as necessary.
With a Voltmeter, measure the Fused B(+) Circuit, cavity B in ASD Relay Connector.
Is the Voltage above 10 volts?ENGINE - 2.0L
and 2.4L I-4 DOHC
Ye s®Replace the Auto Shutdown Relay.
Perform Verification Test VER-1A
No®Repair open Fused B(+).
Perform Verification TEST VER-1A
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TEST ACTION APPLICABILITY
26 Ignition Off.
Disconnect the Spark Plug Cable at Spark Plug #1.
Connect the Cable to a Spark Tester.
Connect the Spark Tester to a good Ground.
Warning: Ensure that there are no Fuel or Fuel vapors present in or near
the Engine compartment before continuing with the test.
While cranking the Engine for 10 seconds, watch for spark.
Is there good spark?ENGINE - 2.0L,
2.4L I-4 DOHC
and/or ENGINE -
3.3L V6 and/or EN-
GINE - 3.8L V6
and/or ENGINE -
3.3L V6 FFV
Ye s®Refer to Symptom list for further diagnostic tests.
No®Go To 27
27 Ignition Off.
Disconnect the Spark Plug Cable at Spark Plug #2.
Connect the other end of the Cable to a Spark Tester.
Connect the Spark Tester to a good Ground.
Ensure that there are no fuel or fuel vapors present in or near the Engine
Compartment before continuing with the test.
While cranking the Engine for 10 seconds, watch for spark.
Is there good spark?ENGINE - 2.0L,
2.4L I-4 DOHC
and/or ENGINE -
3.3L V6 and/or EN-
GINE - 3.8L V6
and/or ENGINE -
3.3L V6 FFV
Ye s®Go To 28
No®Go To 29
28 Ignition Off.
Disconnect the Spark Plug Cable at Spark Plug #2.
Connect the other end of the Cable to a Spark Tester.
Connect the Spark Tester to a good Ground.
Ensure that there are no fuel or fuel vapors present in or near the Engine
Compartment before continuing with the test.
While cranking the Engine for 10 seconds, watch for spark.
Is there good spark?ENGINE - 2.0L,
2.4L I-4 DOHC
and/or ENGINE -
3.3L V6 and/or EN-
GINE - 3.8L V6
and/or ENGINE -
3.3L V6 FFV
Ye s®Replace Spark Plug Cable that was initially used to test for spark.
Perform Powertrain Verification Test VER-1A.
No®Test Complete.
29 Ignition Off.
Disconnect the Ignition Coil Connector.
Note: Check connectors - Clean/repair as necessary.
Inspect Terminals.
Is any Terminal damaged, pushed out, or miswired?ENGINE - 2.0L,
2.4L I-4 DOHC
and/or ENGINE -
3.3L V6 and/or EN-
GINE - 3.8L V6
and/or ENGINE -
3.3L V6 FFV
Ye s®Repair Terminal(s) for damage, pushout, or miswiring.
Perform Powertrain Verification Test VER-1A.
No®Go To 30
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* CHECKING THE SECONDARY IGNITION SYSTEM ÐContinued
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TEST ACTION APPLICABILITY
30 Ignition On, Engine Not Running.
With the DRB, actuate Ignition Coil #1.
With a Voltmeter, measure the ASD Relay Output Circuit.
Is the voltage above 10 volts?ENGINE - 2.0L,
2.4L I-4 DOHC
and/or ENGINE -
3.3L V6 and/or EN-
GINE - 3.8L V6
and/or ENGINE -
3.3L V6 FFV
Ye s®Replace Ignition Coil.
Perform Powertrain Verification Test VER-1A.
No®Go To 31
31 Ignition Off.
Disconnect the Ignition Coil Connector.
Note: Check connectors - Clean/repair as necessary.
Disconnect the ASD Relay.
Note: Check connectors - Clean/repair as necessary.
Using a Jumper Wire connect the ASD Relay Output Circuit to Ground at the
Ignition Coil Connector.
With an Ohmmeter, measure the ASD Relay Output Circuit for resistance to ground
at the Relay.
Is the resistance below 5.0 ohms?ENGINE - 2.0L,
2.4L I-4 DOHC
and/or ENGINE -
3.3L V6 and/or EN-
GINE - 3.8L V6
and/or ENGINE -
3.3L V6 FFV
Ye s®Go To 32
No®Repair open ASD Relay Output Circuit.
Perform Powertrain Verification Test VER-1A.
32 Ignition Off.
Disconnect the ASD Relay.
Note: Check connectors - Clean/repair as necessary.
With a Voltmeter, measure the Fused B(+) Circuit, cavity B in ASD Relay Connector.
Is the Voltage above 10 volts?ENGINE - 2.0L,
2.4L I-4 DOHC
and/or ENGINE -
3.3L V6 and/or EN-
GINE - 3.8L V6
and/or ENGINE -
3.3L V6 FFV
Ye s®Replace the Auto Shutdown Relay.
Perform Verification Test VER-1A
No®Repair open Fused B(+).
Perform Verification TEST VER-1A
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* CHECKING THE SECONDARY IGNITION SYSTEM ÐContinued
ProCarManuals.com
Symptom:
* NO CRANK CONDITION
POSSIBLE CAUSES
BATTERY CIRCUIT RESISTANCE TOO HIGH
FUSED B(+) CIRCUIT OPEN
STARTER RELAY CONTROL CIRCUIT OPEN
STARTER RELAY OUTPUT CIRCUIT OPEN
CRANKSHAFT NOT ABLE TO ROTATE
STARTER MOTOR DEFECTIVE
PCM DEFECTIVE (NO CRANK CONDITION)
STARTER RELAY DEFECTIVE (RESISTANCE <=100 OHMS)
STARTER RELAY DEFECTIVE (RESISTANCE ABOVE 100 OHMS)
IGNITION SWITCH OUTPUT CIRCUIT OPEN
PARK/NEUTRAL SWITCH DEFECTIVE
TEST ACTION APPLICABILITY
1Note: Ensure the SKIM has proper communication and that there are no
SKIM DTC's present before continuing.
Ignition Off.
Disconnect the Starter Relay Connector.
Note: Check connectors - Clean/repair as necessary.
Warning: The Transmission must be in Park and the Parking Brake must be
on for the next step.
Warning: The engine may be cranked in the next step. Keep away from
moving parts.
Briefly connect a jumper wire between Starter Relay Output and Fused B(+)
Circuits.
Did the Starter Motor crank the Engine?All
Ye s®Go To 2
No®Go To 9
2 Ignition Off.
Disconnect the Starter Relay Connector.
Note: Check connectors - Clean/repair as necessary.
With a Voltmeter, measure the Fused B(+) Circuit.
Is the voltage above 11.6 volts?All
Ye s®Go To 3
No®Repair open Fused B(+) Circuit. (check Ignition Switch Fuse in
PDC).
Perform Powertrain Verification Test VER-1A.
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STARTING
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TEST ACTION APPLICABILITY
3 Ignition Off.
Ensure the Transmission is in Park.
With the DRB, read the Park/Neutral Position Switch.
Does the Switch show Park?All
Ye s®Go To 4
No®Repair Park/Neutral Switch.
Perform Powertrain Verification Test VER-1A.
4 Ignition Off.
Disconnect the Starter Relay Connector.
Note: Check connectors - Clean/repair as necessary.
Using an ohmmeter, test the Starter Relay Terminals for resistance.
Is the resistance above 100 ohms?All
Ye s®Replace the Starter Relay.
Perform Powertrain Verification Test VER-1A.
No®Go To 5
5 Ignition Off
Disconnect the Starter Relay Connector.
Note: Check connectors - Clean/repair as necessary.
With a voltmeter, probe Ignition Switch Output Circuit.
While attempting to crank the engine, read the Voltmeter.
Is the voltage above 10 volts?All
Ye s®Go To 6
No®Repair the open Ignition Switch Output (Start) Circuit.
Perform Powertrain Verification Test VER-1A.
6 Ignition Off.
Disconnect the Starter Relay Connector.
Disconnect the Powertrain Control Module.
Note: Check connectors - Clean/repair as necessary.
With an ohmmeter, test the Starter Relay Control Circuit for resistance.
Is the resistance above 5.0 ohms?All
Ye s®Repair the open Starter Relay Control Circuit.
Perform Powertrain Verification Test VER-1A.
No®Go To 7
7 Ignition Off
Disconnect the Powertrain Control Module.
Note: Check connectors - Clean/repair as necessary.
Warning: The Transmission must be in park and the Parking Brake must be
on for the next step.
Warning: The Engine may be cranked in the next step. Keep away form
moving Engine parts.
Connect a jumper wire between the Starter Relay Control Circuit and ground.
Briefly turn the Ignition to the crank position and then release.
Did the Engine crank?All
yes
Go To 8
no
Replace the Starter Relay.
Perform Powertrain Verification Test VER-1A.
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* NO CRANK CONDITION ÐContinued
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