Problem Symptoms TableOxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 2) (P0037,P0038,P0141,P102D)
DESCRIPTION
Refer to DTC P0136 (See page ).
HINT:
When any of these DTCs are stored, the ECM enters fail-safe mode. The
ECM turns off the heated oxygen sensor heater in fail-safe mode. Fail-safe
mode continues until the ignition switch is t ...
Adjustment
ADJUSTMENT
PROCEDURE
1. INSPECT AND ADJUST BRAKE PEDAL HEIGHT
(a) Check the brake pedal height.
(1) Turn back the carpet.
(2) Measure the brake pedal height from the dash panel to the bottom
edge of the brake pedal pad.
Text in Illustrat ...
Check For Intermittent Problems
CHECK FOR INTERMITTENT PROBLEMS
HINT:
Inspect the ECM using check mode. Intermittent problems are easier to detect
with the Techstream when the ECM is in check mode. In check mode, the ECM uses 1
trip detection logic, which is more sensitive to malfuncti ...