January 2020 Issue - Transmission Digest

January 2020 Issue

In this Issue: VW Touareg: Shift Interlock & Stop Lamps Inoperative Kia Borrego: A5SR2 Transmission Kia Borrego: A5SR2 TCM Upgrade

Infiniti G37 RE7R01A chassis codes set

The complaint A 2013 Infiniti G37 equipped with the RE7R01A transmission and the EXT13C transfer case has a complaint of trouble codes C1204 “4WD Solenoid Malfunction” and C1105 “Right Rear Wheel Speed Sensor Fault” stored. Due to extensive damage, the transfer case was replaced, which did not eliminate the stored codes. The shop then replaced

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The complaint

A 2013 Infiniti G37 equipped with the RE7R01A transmission and the EXT13C transfer case has a complaint of trouble codes C1204 “4WD Solenoid Malfunction” and C1105 “Right Rear Wheel Speed Sensor Fault” stored. Due to extensive damage, the transfer case was replaced, which did not eliminate the stored codes. The shop then replaced the TCM, but the codes remained. Wiring was checked and was found to be in good condition.

Honda Accord BB7A six-speed: P2720 code set after collision

The complaint A 2015 Honda Accord with a 3.5-liter engine and the BB7A six-speed transmission (seen in figure 1, above), was involved in a minor collision to the left front of the vehicle. The vehicle was drivable and was taken to the transmission shop. Vehicle diagnostics revealed a P2720 “Pressure Control Solenoid D Voltage Low”

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42RLE buzzing noise on initial engagement

The complaint A 2005 Jeep Wrangler equipped with the 42RLE transmission had a buzzing noise when the shift selector was moved to the drive position. The vehicle was actually brought in with a shift complaint, at which time the owner of the vehicle also said that the buzzing noise was present since he purchased the

62TE delayed forward engagement

The complaint A 2016 Dodge Journey with the 62TE transmission had a complaint of delayed forward engagement and fluid leaking out of the vent when the transmission is placed in drive only. A code P0740 “Torque Converter Clutch Malfunction” was set. Related Articles – Shift Pointers: What to do when the 62TE TRS tab breaks

Ford 6F35 harsh forward re-engagement after stop/start

The complaint A 2014 to 2016 Ford Escape equipped with the 6F35 transmission built on or before Feb. 26, 2016, may have a complaint of a harsh forward or reverse engagement after an active stop/start event. The Malfunction Indicator Lamp may be illuminated and diagnostic trouble code P0C27 “Auxiliary Transmission Fluid Pump Motor Current Low”

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Other Posts

ATSG shop management training seminar coming soon

ATSG announced that it will soon be holding a series of management training classes for shops, beginning at the end of January. Related Articles – Are you down with CVT? – Shop Boss adds new user interface to its shop management software – How seriously should shops take the EV wave? Jonathan Sherman’s Management Training

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Shift Pointers: Failures caused by incorrect tire sizes

For years ATSG has produced a wide range of issues related to improper tire sizes on vehicles. Even under-inflated tires have been known to cause issues. Problems such as premature failure with an active 4WD transfer case will occur with incorrect tire sizes. Related Articles – Easy TH400, 4L80-E reverse servo setup: Craft your own

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Transtar launches Transmaxx brand of remanufactured transmission products with ETE Reman

Transtar Industries announced that it is launching a new line of remanufactured transmission products, the Transmaxx line. Related Articles – Sonnax introduces Smart-Tech clutch kit for GM 4L series – Snap-on debuts new general service tool set  – Gray Tools introduces insulated hex bit socket set To begin the Transmaxx line, Transtar partnered with ETE

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Shift Pointers: Focused DTCs

On occasions when a vehicle’s computer system detects an error, it can set an array of diagnostic trouble codes. The variety and quantity of them require the ability to diagnose diagnostic codes, so it’s nice when codes set that point directly to the problem.  Related Articles – Valve body and component suppliers: A comprehensive list