Early Production (SBEC)

Test 1 - 2:

Test 3 - 7:

Test 8:

SYMPTOM
P0204-INJECTOR #4 CONTROL CIRCUIT 2.7L

TEST NOTE
This symptom is diagnosed using the test P0201-INJECTOR #1 CONTROL CIRCUIT 2.7L.

WHEN MONITORED
With battery voltage greater than 12 volts. Auto Shutdown Relay energized. Engine speed less than 3000 rpm.

SET CONDITION
No inductive spike is detected after injector turn off, and with no other injectors on.

POSSIBLE CAUSES
- Good trip equal to zero
- ASD relay output circuit
- Fuel injector
- Noise suppressor(S) shorted to ground
- (A142) ASD output open
- Fuel injector driver circuit open
- Fuel injector driver circuit shorted to ground
- PCM