Chrysler 300M 2002 Service Manual page 2575

DRIVEABILITY - NGC
P0351-IGNITION COIL #1 CIRCUIT —
P0355-IGNITION COIL #5 CIRCUIT
When Monitored: With battery voltage greater than 11 volts. during engine. Engine
running. Engine RPM less than 8160. No coil in dwell during test.
Set Condition: Peak current is not achieved with battery based dwell plus 1.5 msec of
diagnostic offset. It takes less than 3 seconds during cranking or up to 6 seconds while
running to set. One Trip Fault.
P0356-IGNITION COIL #6 CIRCUIT
When Monitored: With battery voltage greater than 8 volts during engine cranking or
greater than 13 volts with engine running. Engine RPM less than 3000. No coil in dwell
during test.
Set Condition: Peak current is not achieved with battery based dwell plus 1.5 msec of
diagnostic offset. It takes less than 3 seconds during cranking or up to 6 seconds while
running to set. One Trip Fault.
INTERMITTENT CONDITION
ASD RELAY OUTPUT CIRCUIT OPEN
CAPACITOR(S) SHORTED TO GROUND
ASD OUTPUT CIRCUIT SHORTED TO GROUND
COIL ON PLUG
COIL DRIVER CIRCUIT SHORTED TO GROUND
COIL DRIVER CIRCUIT OPEN
PCM
TEST
1 Ignition on, engine not running.
With the DRBIII , read DTCs and record the related Freeze Frame data.
Is the Good Trip Counter displayed and equal to zero?
Yes → Go To 2
→ Go To 9
No
2 Turn the ignition off.
Disconnect the coil on plug harness connector.
Ignition on, engine not running.
With the DRBIII , actuate the ASD Relay.
Using a 12-volt test light connected to ground, check the ASD Relay Output circuit at
the Coil on plug harness connector.
Does the test light illuminate brightly?
Yes → Go To 3
→ Go To 7
No
Stop All Actuations
Continued
POSSIBLE CAUSES
ACTION
146
APPLICABILITY
All
All