98 Cobra...MIL issues

GToddyT5

Founding Member
Jan 14, 2002
553
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16
Hamilton, NJ
I'm getting codes P0135 and P1132. P0135 being an O2 Sensor heating circuit malfunction (Bank 1, sensor 1) and P1132 is a Fuel Air Metering malfunction. What seems to be the problem here? I've already replaced that O2 sensor and the MAF.
 
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po 1132

I'm getting codes P0135 and P1132. P0135 being an O2 Sensor heating circuit malfunction (Bank 1, sensor 1) and P1132 is a Fuel Air Metering malfunction. What seems to be the problem here? I've already replaced that O2 sensor and the MAF.

P1132 - Lack of HO2S-11 Switch, Sensor Indicates Rich A HEGO sensor indicating rich at the end of a test is trying to correct for an over-lean condition. The test fails when the fuel control system no longer detects switching for a calibrated amount of time. See Possible Causes for DTC P1130 Electrical:
Short to VPWR in harness or HO2S
Water in harness connector
Open/Shorted HO2S circuit
Corrosion or poor mating terminals and wiring
Damaged HO2S
Damaged PCM
Fuel System:
Excessive fuel pressure
Leaking/contaminated fuel injectors
Leaking fuel pressure regulator
Low fuel pressure or running out of fuel
Vapor recovery system
Induction System:
Air leaks after the MAF
Vacuum Leaks
PCV system
Improperly seated engine oil dipstick
EGR System:
Leaking gasket
Stuck EGR valve
Leaking diaphragm or EVR
Base Engine:
Oil overfill
Cam timing
Cylinder compression
Exhaust leaks before or near the HO2S(s)