Po237 po332
06-15-2013, 04:56 PM
#1
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Po237 po332 2002 silverado 6.0 gas. Was getting KS code for bank 2. Replaced both KS (bank 2 obviously bad) also replaced wiring harness. Now getting PO237 PO332 low circuit both KSs.... AND now gas gauge intermittently acting up and A/C compressor wont engage. Have ordered MAP sensor and cleaned MAF sensor. Now what????? Lost in frustration.....
06-15-2013, 09:36 PM
#2
Since you have replaced the harness at the sensors, and the sensors you are left with a fairly simple circuit. You are looking for a short to ground, or high resistance between the harness connect point and the ECM, which is the only other component on the circuit.