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2011 Chevrolet Tahoe Hybrid – No Power Steering With C0460 and C056E-4B
CUSTOMER CONCERN Power-steering assist is unavailable, the Service Power Steering message is displayed, and DTCs C0460-00 and C056E-4B are stored. CAUSE Resistance and harness testing confirmed an internal failure of the power-steering assist motor. CORRECTION Remove and replace the failed power-steering assist motor.
2011 GMC Yukon Denali Hybrid – Service Suspension Message With U0132
CUSTOMER CONCERN The Service Suspension message is displayed after collision repairs, communication with the Electronic Suspension Control Module is unavailable, and DTC U0132-00 is stored in multiple modules. CAUSE Power, ground, network resistance and connector checks passed, confirming an internal failure of the Electronic Suspension Control Module. CORRECTION Remove and replace the failed Electronic Suspension Control Module, program and configure the replacement module,
2010 Chevrolet Silverado 1500 Hybrid – Repeat Valve-Cover Oil Leak
CUSTOMER CONCERN A valve-cover oil leak returns, the oil dipstick is pushed out of its tube, and moisture is present in the fresh-air tube. CAUSE Inspection confirmed a failed crankcase-ventilation condition was allowing pressure and moisture buildup at the valve cover. CORRECTION Remove and replace the valve cover and install the updated vented oil-fill cap.
2014 Chevrolet Volt – No Crank No Start With P0AFA
CUSTOMER CONCERN The vehicle will not crank or start after dying in traffic. DTC P0AFA and related Hybrid Powertrain Control Module codes are stored. CAUSE Inspection confirmed the 12-volt battery was leaking acid and had failed, while the high-voltage battery retained normal voltage and state of charge. CORRECTION Remove and replace the failed 12-volt battery, then perform the Clear Secured High Voltage DTCs procedure.
2011 Chevrolet Silverado 1500 Hybrid – Airbag Light With B0085 and B0086
CUSTOMER CONCERN The airbag warning light stays on, and the Sensing and Diagnostic Module stores DTCs B0085 and B0086. CAUSE Inspection confirmed the purple/white and white wires for the left-front Side Impact Sensor were broken in the driver-door jamb. CORRECTION Repair the broken left-front Side Impact Sensor circuits in the driver-door jamb.
2009 Cadillac Escalade Hybrid – Throttle Codes P0121 and P2135
CUSTOMER CONCERN DTCs P0121 and P2135 are stored for the electronic throttle-control system. CAUSE Throttle-body connector and circuit testing confirmed an internal failure of the throttle-body assembly. CORRECTION Remove and replace the failed throttle-body assembly.
2011 Chevrolet Silverado 1500 Hybrid – Airbag Light With B1019
CUSTOMER CONCERN The airbag warning light remains on after replacement of the Sensing and Diagnostic Module. DTCs B1019, B0098, B0081, B0040 and B0033 are stored. CAUSE Module setup review confirmed the replacement Sensing and Diagnostic Module was missing its required vehicle calibration. CORRECTION Program and configure the replacement Sensing and Diagnostic Module with the correct vehicle calibration.
2011 Cadillac Escalade Hybrid Platinum – Brake Control Codes After Programming
CUSTOMER CONCERN The stability and brake warnings remain on after sequential module programming. Electronic Brake Control Module DTCs C0561, C0299 and C12FF are stored. CAUSE Programming verification confirmed the required Electronic Brake Control Module learn procedures had not been completed. CORRECTION Perform the required Electronic Brake Control Module relearn procedures.
2011 Cadillac Escalade Hybrid – Automatic Door Locks Will Not Stay Disabled
CUSTOMER CONCERN The customer wants the automatic door-locking feature disabled. CAUSE Configuration review confirmed the body control module was programmed to retain automatic door locking. CORRECTION Program and configure the body control module to disable automatic door locking.
2011 BMW 750Li ActiveHybrid – Body Functions Inoperative in Transport Mode
CUSTOMER CONCERN Several body-control functions are inoperative, and the vehicle stores a fault indicating transport mode is active. CAUSE Vehicle-status diagnosis confirmed transport mode had not been deactivated. CORRECTION Deactivate transport mode using the BMW vehicle diagnostic system.
2010 Toyota Highlander Hybrid Limited – Brake Warning Lights and Will Not Move
CUSTOMER CONCERN The ABS, brake, and traction-control warning lights remain on, and the vehicle will not move. CAUSE The 12-volt battery dropped to approximately 7 volts with the ignition on, confirming the battery could not support vehicle-system operation. CORRECTION Remove and replace the failed 12-volt battery.
2010 Toyota Highlander Hybrid – No Start After 12-Volt Battery Replacement
CUSTOMER CONCERN The vehicle will not start after replacement of a weak 12-volt battery. The brake lamps are inoperative, and the skid-control and engine modules will not communicate. CAUSE Power-distribution testing confirmed the 140-amp DC-DC fuse in the engine-compartment fuse box was open. CORRECTION Remove and replace the failed 140-amp DC-DC fuse.
2010 Nissan Altima Hybrid – Intermittent No Start and Brake Lamps Inoperative
CUSTOMER CONCERN The vehicle intermittently will not start, and the brake lamps are intermittently inoperative. CAUSE Voltage testing at the four-terminal brake-light switch confirmed the switch failed to provide a consistent output signal. CORRECTION Remove and replace the failed brake-light switch.
2010 Ford Fusion Hybrid – Low-Beam Headlamps Flicker
CUSTOMER CONCERN The low-beam headlamps flicker, while the high beams operate normally. No Smart Junction Box DTCs are stored. CAUSE Inspection confirmed a failed connection at the low-beam headlamp assembly connector. CORRECTION Repair the failed low-beam headlamp connector and terminal connection.
2010 Mercury Milan Hybrid – No Start With U0111 and U0294
CUSTOMER CONCERN The engine will not start after front-bumper-cover installation, and DTCs U0111 and U0294 return each time the key is switched on. CAUSE Network inspection confirmed a fault at the powertrain control module connector in the front-bumper-area high-speed CAN circuit. CORRECTION Repair the failed powertrain control module connector and terminal connection.
2010 Mercedes-Benz ML450 Hybrid – Remote Inoperative and Key Will Not Turn
CUSTOMER CONCERN The remote will not lock or unlock the doors, and the key will not turn in the ignition. CAUSE The remote LED did not illuminate when its buttons were pressed. Battery testing confirmed the key battery was good, isolating the failure to the ignition key transmitter. CORRECTION Remove and replace the failed ignition key transmitter.
2010 Honda Insight EX – SRS Warning With Code 81-64
CUSTOMER CONCERN The SRS warning is on and occupant-detection-system code 81-64 is stored. CAUSE Testing showed the occupant detection system control unit required initialization rather than component replacement. CORRECTION Perform the ODS control-unit initialization procedure and verify the occupant-detection system reads seat-weight data correctly.
2010 Honda Insight EX – No Start With No PCM Communication
CUSTOMER CONCERN The engine will not start, there is no ignition spark, and the scan tool cannot communicate with the powertrain control module. CAUSE Testing confirmed an internal failure of the powertrain control module. CORRECTION Remove and replace the failed powertrain control module.
2010 Honda Insight EX – VSA Warning With Code 61
CUSTOMER CONCERN The VSA warning is on and code 61 indicates low battery voltage. CAUSE Diagnosis confirmed a weak 12-volt battery as the source of the low-voltage VSA code. CORRECTION Remove and replace the failed 12-volt battery.
2010 Honda Insight EX – TPMS Light After Sensor Replacement
CUSTOMER CONCERN The TPMS warning remains on after a wheel and tire-pressure sensor were replaced. CAUSE The replacement tire-pressure sensor ID had not been learned by the TPMS control unit. CORRECTION Perform TPMS sensor ID learning with Honda-compatible scan and sensor-activation tools.
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