Did you ever take care of those screws in the ECM?
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Type: Posts; User: 4.3LXJ; Keyword(s):
Re: CEL OBD Codes and other good info
Did you ever take care of those screws in the ECM?
Re: CEL OBD Codes and other good info
ODB-I codes for us older jeeps..
11 No crank signal to computer. Fault in wiring between crankshaft position sensor (CPS) and ECM ( PCM or computer ) or faulty CPS.
12 Battery disconnected....
Re: CEL OBD Codes and other good info
Scan Code Problem
Description
P0030 (M) 1/1 O2 Sensor Heater Relay Circuit Problem detected in oxygen sensor heater relay circuit.
P0036 (M) 1/2 O2 Sensor Heater Relay Circuit Problem detected...